13132331 has 8 divisors (see below), whose sum is σ = 13648800. Its totient is φ = 12620160.

The previous prime is 13132321. The next prime is 13132337. The reversal of 13132331 is 13323131.

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

It is a cyclic number.

It is not a de Polignac number, because 13132331 - 2⁶ = 13132267 is a prime.

It is a super-2 number, since 2×13132331² = 344916234987122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13132337) 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, 6050 + ... + 7928.

It is an arithmetic number, because the mean of its divisors is an integer number (1706100).

Almost surely, 2^13132331 is an apocalyptic number.

13132331 is a deficient number, since it is larger than the sum of its proper divisors (516469).

13132331 is a wasteful number, since it uses less digits than its factorization.

13132331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2149.

The product of its digits is 162, while the sum is 17.

The square root of 13132331 is about 3623.8558194277. The cubic root of 13132331 is about 235.9286088283.

Adding to 13132331 its reverse (13323131), we get a palindrome (26455462).

It can be divided in two parts, 1313 and 2331, that multiplied together give a palindrome (3060603).

The spelling of 13132331 in words is "thirteen million, one hundred thirty-two thousand, three hundred thirty-one".