45100513 has 2 divisors, whose sum is σ = 45100514. Its totient is φ = 45100512.

The previous prime is 45100511. The next prime is 45100543. The reversal of 45100513 is 31500154.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36759969 + 8340544 = 6063^2 + 2888^2 .

It is a cyclic number.

It is not a de Polignac number, because 45100513 - 2¹ = 45100511 is a prime.

Together with 45100511, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (45100511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22550256 + 22550257.

It is an arithmetic number, because the mean of its divisors is an integer number (22550257).

Almost surely, 2^45100513 is an apocalyptic number.

It is an amenable number.

45100513 is a deficient number, since it is larger than the sum of its proper divisors (1).

45100513 is an equidigital number, since it uses as much as digits as its factorization.

45100513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 45100513 is about 6715.6915503915. The cubic root of 45100513 is about 355.9539587177.

Adding to 45100513 its reverse (31500154), we get a palindrome (76600667).

The spelling of 45100513 in words is "forty-five million, one hundred thousand, five hundred thirteen".