45599539 has 2 divisors, whose sum is σ = 45599540. Its totient is φ = 45599538.

The previous prime is 45599509. The next prime is 45599549. The reversal of 45599539 is 93599554.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45599539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45599492 and 45599501.

It is not a weakly prime, because it can be changed into another prime (45599509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22799769 + 22799770.

It is an arithmetic number, because the mean of its divisors is an integer number (22799770).

Almost surely, 2^45599539 is an apocalyptic number.

45599539 is a deficient number, since it is larger than the sum of its proper divisors (1).

45599539 is an equidigital number, since it uses as much as digits as its factorization.

45599539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1093500, while the sum is 49.

The square root of 45599539 is about 6752.7430722633. The cubic root of 45599539 is about 357.2619936024.

The spelling of 45599539 in words is "forty-five million, five hundred ninety-nine thousand, five hundred thirty-nine".