45332313 has 8 divisors (see below), whose sum is σ = 65092608. Its totient is φ = 27896784.

The previous prime is 45332303. The next prime is 45332321. The reversal of 45332313 is 31323354.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45332313 - 2⁴ = 45332297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45332303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 581145 + ... + 581222.

It is an arithmetic number, because the mean of its divisors is an integer number (8136576).

Almost surely, 2^45332313 is an apocalyptic number.

It is an amenable number.

45332313 is a deficient number, since it is larger than the sum of its proper divisors (19760295).

45332313 is a wasteful number, since it uses less digits than its factorization.

45332313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1162383.

The product of its digits is 3240, while the sum is 24.

The square root of 45332313 is about 6732.9275207743. The cubic root of 45332313 is about 356.5627409480.

Adding to 45332313 its reverse (31323354), we get a palindrome (76655667).

The spelling of 45332313 in words is "forty-five million, three hundred thirty-two thousand, three hundred thirteen".