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1075013225 = 521113223131
BaseRepresentation
bin100000000010011…
…0110011001101001
32202220211022220122
41000010312121221
54200200410400
6254401133025
735432314226
oct10004663151
92686738818
101075013225
115018a9390
1226002a175
13141942800
14a2ab694d
156459c685
hex40136669

1075013225 has 36 divisors (see below), whose sum is σ = 1574734032. Its totient is φ = 721656000.

The previous prime is 1075013189. The next prime is 1075013227. The reversal of 1075013225 is 5223105701.

1075013225 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1075013225 - 214 = 1074996841 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1075013194 and 1075013203.

It is not an unprimeable number, because it can be changed into a prime (1075013227) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 34910 + ... + 58040.

It is an arithmetic number, because the mean of its divisors is an integer number (43742612).

Almost surely, 21075013225 is an apocalyptic number.

It is an amenable number.

1075013225 is a deficient number, since it is larger than the sum of its proper divisors (499720807).

1075013225 is a wasteful number, since it uses less digits than its factorization.

1075013225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23178 (or 23160 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 1075013225 is about 32787.3943002490. The cubic root of 1075013225 is about 1024.4040080752.

Adding to 1075013225 its reverse (5223105701), we get a palindrome (6298118926).

The spelling of 1075013225 in words is "one billion, seventy-five million, thirteen thousand, two hundred twenty-five".

Divisors: 1 5 11 13 25 55 65 143 169 275 325 715 845 1859 3575 4225 9295 23131 46475 115655 254441 300703 578275 1272205 1503515 3307733 3909139 6361025 7517575 16538665 19545695 43000529 82693325 97728475 215002645 1075013225