45817907 has 16 divisors (see below), whose sum is σ = 50429952. Its totient is φ = 41439360.

The previous prime is 45817901. The next prime is 45817921. The reversal of 45817907 is 70971854.

It is a cyclic number.

It is not a de Polignac number, because 45817907 - 2²⁰ = 44769331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45817901) 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, 119438 + ... + 119820.

It is an arithmetic number, because the mean of its divisors is an integer number (3151872).

Almost surely, 2^45817907 is an apocalyptic number.

45817907 is a deficient number, since it is larger than the sum of its proper divisors (4612045).

45817907 is a wasteful number, since it uses less digits than its factorization.

45817907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658.

The product of its (nonzero) digits is 70560, while the sum is 41.

The square root of 45817907 is about 6768.8925977593. The cubic root of 45817907 is about 357.8313735155.

The spelling of 45817907 in words is "forty-five million, eight hundred seventeen thousand, nine hundred seven".