44993513 has 2 divisors, whose sum is σ = 44993514. Its totient is φ = 44993512.

The previous prime is 44993489. The next prime is 44993521. The reversal of 44993513 is 31539944.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31214569 + 13778944 = 5587^2 + 3712^2 .

It is a cyclic number.

It is not a de Polignac number, because 44993513 - 2¹⁶ = 44927977 is a prime.

It is not a weakly prime, because it can be changed into another prime (44993563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22496756 + 22496757.

It is an arithmetic number, because the mean of its divisors is an integer number (22496757).

Almost surely, 2^44993513 is an apocalyptic number.

It is an amenable number.

44993513 is a deficient number, since it is larger than the sum of its proper divisors (1).

44993513 is an equidigital number, since it uses as much as digits as its factorization.

44993513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 38.

The square root of 44993513 is about 6707.7204026405. The cubic root of 44993513 is about 355.6722380966.

The spelling of 44993513 in words is "forty-four million, nine hundred ninety-three thousand, five hundred thirteen".