45902539 has 2 divisors, whose sum is σ = 45902540. Its totient is φ = 45902538.

The previous prime is 45902509. The next prime is 45902573. The reversal of 45902539 is 93520954.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45902539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45902498 and 45902507.

It is not a weakly prime, because it can be changed into another prime (45902509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22951269 + 22951270.

It is an arithmetic number, because the mean of its divisors is an integer number (22951270).

Almost surely, 2^45902539 is an apocalyptic number.

45902539 is a deficient number, since it is larger than the sum of its proper divisors (1).

45902539 is an equidigital number, since it uses as much as digits as its factorization.

45902539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48600, while the sum is 37.

The square root of 45902539 is about 6775.1412531400. The cubic root of 45902539 is about 358.0515593167.

The spelling of 45902539 in words is "forty-five million, nine hundred two thousand, five hundred thirty-nine".