45057613 has 2 divisors, whose sum is σ = 45057614. Its totient is φ = 45057612.

The previous prime is 45057583. The next prime is 45057637. The reversal of 45057613 is 31675054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37234404 + 7823209 = 6102^2 + 2797^2 .

It is a cyclic number.

It is not a de Polignac number, because 45057613 - 2²⁵ = 11503181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45057673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22528806 + 22528807.

It is an arithmetic number, because the mean of its divisors is an integer number (22528807).

Almost surely, 2^45057613 is an apocalyptic number.

It is an amenable number.

45057613 is a deficient number, since it is larger than the sum of its proper divisors (1).

45057613 is an equidigital number, since it uses as much as digits as its factorization.

45057613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 45057613 is about 6712.4967783977. The cubic root of 45057613 is about 355.8410607471.

The spelling of 45057613 in words is "forty-five million, fifty-seven thousand, six hundred thirteen".