45757619 has 2 divisors, whose sum is σ = 45757620. Its totient is φ = 45757618.

The previous prime is 45757601. The next prime is 45757639. The reversal of 45757619 is 91675754.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45757619 - 2⁸ = 45757363 is a prime.

It is a super-2 number, since 2×45757619² = 4187519393098322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45757619.

It is not a weakly prime, because it can be changed into another prime (45757639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22878809 + 22878810.

It is an arithmetic number, because the mean of its divisors is an integer number (22878810).

Almost surely, 2^45757619 is an apocalyptic number.

45757619 is a deficient number, since it is larger than the sum of its proper divisors (1).

45757619 is an equidigital number, since it uses as much as digits as its factorization.

45757619 is an evil number, because the sum of its binary digits is even.

The product of its digits is 264600, while the sum is 44.

The square root of 45757619 is about 6764.4378184739. The cubic root of 45757619 is about 357.6743577095.

The spelling of 45757619 in words is "forty-five million, seven hundred fifty-seven thousand, six hundred nineteen".