45908939 has 2 divisors, whose sum is σ = 45908940. Its totient is φ = 45908938.

The previous prime is 45908927. The next prime is 45908963. The reversal of 45908939 is 93980954.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45908939 - 2¹² = 45904843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45908893 and 45908902.

It is not a weakly prime, because it can be changed into another prime (45908909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22954469 + 22954470.

It is an arithmetic number, because the mean of its divisors is an integer number (22954470).

Almost surely, 2^45908939 is an apocalyptic number.

45908939 is a deficient number, since it is larger than the sum of its proper divisors (1).

45908939 is an equidigital number, since it uses as much as digits as its factorization.

45908939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 349920, while the sum is 47.

The square root of 45908939 is about 6775.6135515538. The cubic root of 45908939 is about 358.0681990897.

The spelling of 45908939 in words is "forty-five million, nine hundred eight thousand, nine hundred thirty-nine".