45616513 has 2 divisors, whose sum is σ = 45616514. Its totient is φ = 45616512.

The previous prime is 45616447. The next prime is 45616541. The reversal of 45616513 is 31561654.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41319184 + 4297329 = 6428^2 + 2073^2 .

It is a cyclic number.

It is not a de Polignac number, because 45616513 - 2⁹ = 45616001 is a prime.

It is not a weakly prime, because it can be changed into another prime (45616573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22808256 + 22808257.

It is an arithmetic number, because the mean of its divisors is an integer number (22808257).

Almost surely, 2^45616513 is an apocalyptic number.

It is an amenable number.

45616513 is a deficient number, since it is larger than the sum of its proper divisors (1).

45616513 is an equidigital number, since it uses as much as digits as its factorization.

45616513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800, while the sum is 31.

The square root of 45616513 is about 6753.9997779094. Note that the first 3 decimals coincide. The cubic root of 45616513 is about 357.3063172434.

It can be divided in two parts, 4561651 and 3, that added together give a palindrome (4561654).

The spelling of 45616513 in words is "forty-five million, six hundred sixteen thousand, five hundred thirteen".