45902313 has 6 divisors (see below), whose sum is σ = 66303354. Its totient is φ = 30601536.

The previous prime is 45902299. The next prime is 45902321. The reversal of 45902313 is 31320954.

It can be written as a sum of positive squares in only one way, i.e., 42029289 + 3873024 = 6483^2 + 1968^2 .

It is not a de Polignac number, because 45902313 - 2⁶ = 45902249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45902393) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2550120 + ... + 2550137.

It is an arithmetic number, because the mean of its divisors is an integer number (11050559).

Almost surely, 2^45902313 is an apocalyptic number.

It is an amenable number.

45902313 is a deficient number, since it is larger than the sum of its proper divisors (20401041).

45902313 is a wasteful number, since it uses less digits than its factorization.

45902313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5100263 (or 5100260 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 45902313 is about 6775.1245745005. The cubic root of 45902313 is about 358.0509716964.

It can be divided in two parts, 4590 and 2313, that added together give a triangular number (6903 = T₁₁₇).

The spelling of 45902313 in words is "forty-five million, nine hundred two thousand, three hundred thirteen".