45339963 has 16 divisors (see below), whose sum is σ = 63724320. Its totient is φ = 28630784.

The previous prime is 45339929. The next prime is 45339971. The reversal of 45339963 is 36993354.

It is a cyclic number.

It is not a de Polignac number, because 45339963 - 2²⁵ = 11785531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45339163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 306 + ... + 9527.

It is an arithmetic number, because the mean of its divisors is an integer number (3982770).

Almost surely, 2^45339963 is an apocalyptic number.

45339963 is a deficient number, since it is larger than the sum of its proper divisors (18384357).

45339963 is a wasteful number, since it uses less digits than its factorization.

45339963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9918.

The product of its digits is 262440, while the sum is 42.

The square root of 45339963 is about 6733.4956003550. The cubic root of 45339963 is about 356.5827969255.

The spelling of 45339963 in words is "forty-five million, three hundred thirty-nine thousand, nine hundred sixty-three".