45407513 has 2 divisors, whose sum is σ = 45407514. Its totient is φ = 45407512.

The previous prime is 45407507. The next prime is 45407597. The reversal of 45407513 is 31570454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24127744 + 21279769 = 4912^2 + 4613^2 .

It is a cyclic number.

It is not a de Polignac number, because 45407513 - 2¹⁸ = 45145369 is a prime.

It is not a weakly prime, because it can be changed into another prime (45407113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22703756 + 22703757.

It is an arithmetic number, because the mean of its divisors is an integer number (22703757).

Almost surely, 2^45407513 is an apocalyptic number.

It is an amenable number.

45407513 is a deficient number, since it is larger than the sum of its proper divisors (1).

45407513 is an equidigital number, since it uses as much as digits as its factorization.

45407513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 45407513 is about 6738.5097017070. The cubic root of 45407513 is about 356.7597946856.

Adding to 45407513 its reverse (31570454), we get a palindrome (76977967).

The spelling of 45407513 in words is "forty-five million, four hundred seven thousand, five hundred thirteen".