45563569 has 2 divisors, whose sum is σ = 45563570. Its totient is φ = 45563568.

The previous prime is 45563563. The next prime is 45563593. The reversal of 45563569 is 96536554.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45387169 + 176400 = 6737^2 + 420^2 .

It is a cyclic number.

It is not a de Polignac number, because 45563569 - 2⁵ = 45563537 is a prime.

It is a super-2 number, since 2×45563569² = 4152077640035522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45563563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22781784 + 22781785.

It is an arithmetic number, because the mean of its divisors is an integer number (22781785).

Almost surely, 2^45563569 is an apocalyptic number.

It is an amenable number.

45563569 is a deficient number, since it is larger than the sum of its proper divisors (1).

45563569 is an equidigital number, since it uses as much as digits as its factorization.

45563569 is an evil number, because the sum of its binary digits is even.

The product of its digits is 486000, while the sum is 43.

The square root of 45563569 is about 6750.0791847207. The cubic root of 45563569 is about 357.1680299742.

The spelling of 45563569 in words is "forty-five million, five hundred sixty-three thousand, five hundred sixty-nine".