132313331 has 4 divisors (see below), whose sum is σ = 134482464. Its totient is φ = 130144200.

The previous prime is 132313289. The next prime is 132313339. The reversal of 132313331 is 133313231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 132313331 - 2⁶ = 132313267 is a prime.

It is a super-2 number, since 2×132313331² = 35013635120631122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132313339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1084475 + ... + 1084596.

It is an arithmetic number, because the mean of its divisors is an integer number (33620616).

Almost surely, 2^132313331 is an apocalyptic number.

132313331 is a deficient number, since it is larger than the sum of its proper divisors (2169133).

132313331 is an equidigital number, since it uses as much as digits as its factorization.

132313331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2169132.

The product of its digits is 486, while the sum is 20.

The square root of 132313331 is about 11502.7531921710. The cubic root of 132313331 is about 509.5668897565.

Adding to 132313331 its reverse (133313231), we get a palindrome (265626562).

The spelling of 132313331 in words is "one hundred thirty-two million, three hundred thirteen thousand, three hundred thirty-one".