131956966 has 8 divisors (see below), whose sum is σ = 198227304. Its totient is φ = 65881200.

The previous prime is 131956963. The next prime is 131956967. The reversal of 131956966 is 669659131.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131956963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46935 + ... + 49666.

It is an arithmetic number, because the mean of its divisors is an integer number (24778413).

Almost surely, 2^131956966 is an apocalyptic number.

131956966 is a deficient number, since it is larger than the sum of its proper divisors (66270338).

131956966 is an equidigital number, since it uses as much as digits as its factorization.

131956966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97286.

The product of its digits is 262440, while the sum is 46.

The square root of 131956966 is about 11487.2523259481. The cubic root of 131956966 is about 509.1089991890.

It can be divided in two parts, 1319 and 56966, that added together give a palindrome (58285).

The spelling of 131956966 in words is "one hundred thirty-one million, nine hundred fifty-six thousand, nine hundred sixty-six".