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13501125 = 3253111091
BaseRepresentation
bin110011100000…
…001011000101
3221101221001200
4303200023011
511424014000
61201213113
7222520611
oct63401305
927357050
1013501125
117691660
124631199
132a49341
141b16341
1512ba500
hexce02c5

13501125 has 48 divisors (see below), whose sum is σ = 26574912. Its totient is φ = 6540000.

The previous prime is 13501109. The next prime is 13501129. The reversal of 13501125 is 52110531.

13501125 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13501125 - 24 = 13501109 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13501098 and 13501107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13501129) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11830 + ... + 12920.

It is an arithmetic number, because the mean of its divisors is an integer number (553644).

Almost surely, 213501125 is an apocalyptic number.

13501125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13501125 is a deficient number, since it is larger than the sum of its proper divisors (13073787).

13501125 is a wasteful number, since it uses less digits than its factorization.

13501125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1123 (or 1110 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 13501125 is about 3674.3877040944. The cubic root of 13501125 is about 238.1167717826.

Adding to 13501125 its reverse (52110531), we get a palindrome (65611656).

The spelling of 13501125 in words is "thirteen million, five hundred one thousand, one hundred twenty-five".

Divisors: 1 3 5 9 11 15 25 33 45 55 75 99 125 165 225 275 375 495 825 1091 1125 1375 2475 3273 4125 5455 9819 12001 12375 16365 27275 36003 49095 60005 81825 108009 136375 180015 245475 300025 409125 540045 900075 1227375 1500125 2700225 4500375 13501125