45005413 has 8 divisors (see below), whose sum is σ = 46201176. Its totient is φ = 43840480.

The previous prime is 45005393. The next prime is 45005437. The reversal of 45005413 is 31450054.

It can be written as a sum of positive squares in 4 ways, for example, as 31337604 + 13667809 = 5598^2 + 3697^2 .

It is a de Polignac number, because none of the positive numbers 2^k-45005413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45005453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68595 + ... + 69247.

It is an arithmetic number, because the mean of its divisors is an integer number (5775147).

Almost surely, 2^45005413 is an apocalyptic number.

It is an amenable number.

45005413 is a deficient number, since it is larger than the sum of its proper divisors (1195763).

45005413 is an frugal number, since it uses more digits than its factorization.

45005413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776 (or 694 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 45005413 is about 6708.6073815659. The cubic root of 45005413 is about 355.7035917020.

Adding to 45005413 its reverse (31450054), we get a palindrome (76455467).

The spelling of 45005413 in words is "forty-five million, five thousand, four hundred thirteen".