45116557 has 2 divisors, whose sum is σ = 45116558. Its totient is φ = 45116556.

The previous prime is 45116551. The next prime is 45116567. The reversal of 45116557 is 75561154.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43283241 + 1833316 = 6579^2 + 1354^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45116557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45116551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22558278 + 22558279.

It is an arithmetic number, because the mean of its divisors is an integer number (22558279).

Almost surely, 2^45116557 is an apocalyptic number.

It is an amenable number.

45116557 is a deficient number, since it is larger than the sum of its proper divisors (1).

45116557 is an equidigital number, since it uses as much as digits as its factorization.

45116557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21000, while the sum is 34.

The square root of 45116557 is about 6716.8859600264. The cubic root of 45116557 is about 355.9961625854.

The spelling of 45116557 in words is "forty-five million, one hundred sixteen thousand, five hundred fifty-seven".