45323313 has 16 divisors (see below), whose sum is σ = 69565440. Its totient is φ = 25711056.

The previous prime is 45323297. The next prime is 45323323. The reversal of 45323313 is 31332354.

It is a happy number.

It is not a de Polignac number, because 45323313 - 2⁴ = 45323297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45323323) 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, 4845 + ... + 10682.

It is an arithmetic number, because the mean of its divisors is an integer number (4347840).

Almost surely, 2^45323313 is an apocalyptic number.

It is an amenable number.

45323313 is a deficient number, since it is larger than the sum of its proper divisors (24242127).

45323313 is a wasteful number, since it uses less digits than its factorization.

45323313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15676.

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

The square root of 45323313 is about 6732.2591304851. The cubic root of 45323313 is about 356.5391427914.

Adding to 45323313 its reverse (31332354), we get a palindrome (76655667).

The spelling of 45323313 in words is "forty-five million, three hundred twenty-three thousand, three hundred thirteen".