45808859 has 2 divisors, whose sum is σ = 45808860. Its totient is φ = 45808858.

The previous prime is 45808837. The next prime is 45808913. The reversal of 45808859 is 95880854.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45808859 - 2²⁰ = 44760283 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (45808159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22904429 + 22904430.

It is an arithmetic number, because the mean of its divisors is an integer number (22904430).

Almost surely, 2^45808859 is an apocalyptic number.

45808859 is a deficient number, since it is larger than the sum of its proper divisors (1).

45808859 is an equidigital number, since it uses as much as digits as its factorization.

45808859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 460800, while the sum is 47.

The square root of 45808859 is about 6768.2242131892. The cubic root of 45808859 is about 357.8078174314.

The spelling of 45808859 in words is "forty-five million, eight hundred eight thousand, eight hundred fifty-nine".