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1353132123 = 37142345281
BaseRepresentation
bin101000010100111…
…0010100001011011
310111022011020022120
41100221302201123
510232400211443
6342134152323
745350301420
oct12051624133
93438136276
101353132123
11634898212
123191b26a3
1318744bbc5
14cb9d1d47
157dbd8083
hex50a7285b

1353132123 has 16 divisors (see below), whose sum is σ = 2063410176. Its totient is φ = 772657920.

The previous prime is 1353132043. The next prime is 1353132133. The reversal of 1353132123 is 3212313531.

It is not a de Polignac number, because 1353132123 - 212 = 1353128027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1353132093 and 1353132102.

It is not an unprimeable number, because it can be changed into a prime (1353132133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7243 + ... + 52523.

It is an arithmetic number, because the mean of its divisors is an integer number (128963136).

Almost surely, 21353132123 is an apocalyptic number.

1353132123 is a deficient number, since it is larger than the sum of its proper divisors (710278053).

1353132123 is a wasteful number, since it uses less digits than its factorization.

1353132123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46714.

The product of its digits is 1620, while the sum is 24.

The square root of 1353132123 is about 36784.9442435353. The cubic root of 1353132123 is about 1106.0635182998.

Adding to 1353132123 its reverse (3212313531), we get a palindrome (4565445654).

It can be divided in two parts, 13531 and 32123, that added together give a palindrome (45654).

The spelling of 1353132123 in words is "one billion, three hundred fifty-three million, one hundred thirty-two thousand, one hundred twenty-three".

Divisors: 1 3 7 21 1423 4269 9961 29883 45281 135843 316967 950901 64434863 193304589 451044041 1353132123