45804157 has 4 divisors (see below), whose sum is σ = 52347616. Its totient is φ = 39260700.

The previous prime is 45804133. The next prime is 45804163. The reversal of 45804157 is 75140854.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45804157 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 (45804167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3271719 + ... + 3271732.

It is an arithmetic number, because the mean of its divisors is an integer number (13086904).

Almost surely, 2^45804157 is an apocalyptic number.

It is an amenable number.

45804157 is a deficient number, since it is larger than the sum of its proper divisors (6543459).

45804157 is an equidigital number, since it uses as much as digits as its factorization.

45804157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6543458.

The product of its (nonzero) digits is 22400, while the sum is 34.

The square root of 45804157 is about 6767.8768458062. The cubic root of 45804157 is about 357.7955747491.

The spelling of 45804157 in words is "forty-five million, eight hundred four thousand, one hundred fifty-seven".