45310939 has 2 divisors, whose sum is σ = 45310940. Its totient is φ = 45310938.

The previous prime is 45310901. The next prime is 45310957. The reversal of 45310939 is 93901354.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45310939 - 2⁹ = 45310427 is a prime.

It is not a weakly prime, because it can be changed into another prime (45310339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22655469 + 22655470.

It is an arithmetic number, because the mean of its divisors is an integer number (22655470).

Almost surely, 2^45310939 is an apocalyptic number.

45310939 is a deficient number, since it is larger than the sum of its proper divisors (1).

45310939 is an equidigital number, since it uses as much as digits as its factorization.

45310939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14580, while the sum is 34.

The square root of 45310939 is about 6731.3400597504. The cubic root of 45310939 is about 356.5066928474.

The spelling of 45310939 in words is "forty-five million, three hundred ten thousand, nine hundred thirty-nine".