45668957 has 4 divisors (see below), whose sum is σ = 46782876. Its totient is φ = 44555040.

The previous prime is 45668941. The next prime is 45668977. The reversal of 45668957 is 75986654.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2910436 + 42758521 = 1706^2 + 6539^2 .

It is a cyclic number.

It is not a de Polignac number, because 45668957 - 2⁴ = 45668941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45668927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 556898 + ... + 556979.

It is an arithmetic number, because the mean of its divisors is an integer number (11695719).

Almost surely, 2^45668957 is an apocalyptic number.

It is an amenable number.

45668957 is a deficient number, since it is larger than the sum of its proper divisors (1113919).

45668957 is a wasteful number, since it uses less digits than its factorization.

45668957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113918.

The product of its digits is 1814400, while the sum is 50.

The square root of 45668957 is about 6757.8811028310. The cubic root of 45668957 is about 357.4431930864.

The spelling of 45668957 in words is "forty-five million, six hundred sixty-eight thousand, nine hundred fifty-seven".