32313613 has 2 divisors, whose sum is σ = 32313614. Its totient is φ = 32313612.

The previous prime is 32313601. The next prime is 32313641. The reversal of 32313613 is 31631323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31561924 + 751689 = 5618^2 + 867^2 .

32313613 is a truncatable prime.

It is an emirp because it is prime and its reverse (31631323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32313613 - 2⁹ = 32313101 is a prime.

It is a super-2 number, since 2×32313613² = 2088339170227538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32313653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16156806 + 16156807.

It is an arithmetic number, because the mean of its divisors is an integer number (16156807).

Almost surely, 2^32313613 is an apocalyptic number.

It is an amenable number.

32313613 is a deficient number, since it is larger than the sum of its proper divisors (1).

32313613 is an equidigital number, since it uses as much as digits as its factorization.

32313613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 972, while the sum is 22.

The square root of 32313613 is about 5684.5063989761. The cubic root of 32313613 is about 318.5139855866.

Adding to 32313613 its reverse (31631323), we get a palindrome (63944936).

The spelling of 32313613 in words is "thirty-two million, three hundred thirteen thousand, six hundred thirteen".