923121725 has 24 divisors (see below), whose sum is σ = 1161259008. Its totient is φ = 727876800.

The previous prime is 923121691. The next prime is 923121733. The reversal of 923121725 is 527121329.

It is not a de Polignac number, because 923121725 - 2⁸ = 923121469 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 923121691 and 923121700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 529355 + ... + 531095.

It is an arithmetic number, because the mean of its divisors is an integer number (48385792).

Almost surely, 2^923121725 is an apocalyptic number.

It is an amenable number.

923121725 is a deficient number, since it is larger than the sum of its proper divisors (238137283).

923121725 is a wasteful number, since it uses less digits than its factorization.

923121725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2045 (or 2040 counting only the distinct ones).

The product of its digits is 7560, while the sum is 32.

The square root of 923121725 is about 30382.9183094712. The cubic root of 923121725 is about 973.6876404362.

The spelling of 923121725 in words is "nine hundred twenty-three million, one hundred twenty-one thousand, seven hundred twenty-five".