961326931 has 8 divisors (see below), whose sum is σ = 1018489680. Its totient is φ = 904232448.

The previous prime is 961326911. The next prime is 961326973. The reversal of 961326931 is 139623169.

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

It is not a de Polignac number, because 961326931 - 2⁷ = 961326803 is a prime.

It is a super-2 number, since 2×961326931² = 1848298936531757522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (961326901) 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 7 ways as a sum of consecutive naturals, for example, 13515 + ... + 45883.

It is an arithmetic number, because the mean of its divisors is an integer number (127311210).

Almost surely, 2^961326931 is an apocalyptic number.

961326931 is a deficient number, since it is larger than the sum of its proper divisors (57162749).

961326931 is a wasteful number, since it uses less digits than its factorization.

961326931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34133.

The product of its digits is 52488, while the sum is 40.

The square root of 961326931 is about 31005.2726322476. The cubic root of 961326931 is about 986.9391334325.

The spelling of 961326931 in words is "nine hundred sixty-one million, three hundred twenty-six thousand, nine hundred thirty-one".