10917925 has 6 divisors (see below), whose sum is σ = 13538258. Its totient is φ = 8734320.

The previous prime is 10917917. The next prime is 10917943. The reversal of 10917925 is 52971901.

It can be written as a sum of positive squares in 3 ways, for example, as 919681 + 9998244 = 959^2 + 3162^2 .

It is not a de Polignac number, because 10917925 - 2³ = 10917917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 218334 + ... + 218383.

Almost surely, 2^10917925 is an apocalyptic number.

It is an amenable number.

10917925 is a deficient number, since it is larger than the sum of its proper divisors (2620333).

10917925 is an equidigital number, since it uses as much as digits as its factorization.

10917925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436727 (or 436722 counting only the distinct ones).

The product of its (nonzero) digits is 5670, while the sum is 34.

The square root of 10917925 is about 3304.2283516730. The cubic root of 10917925 is about 221.8434968166.

The spelling of 10917925 in words is "ten million, nine hundred seventeen thousand, nine hundred twenty-five".