131167216 has 20 divisors (see below), whose sum is σ = 255610872. Its totient is φ = 65203136.

The previous prime is 131167187. The next prime is 131167217. The reversal of 131167216 is 612761131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131167217) 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, 20926 + ... + 26461.

Almost surely, 2^131167216 is an apocalyptic number.

131167216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

131167216 is a deficient number, since it is larger than the sum of its proper divisors (124443656).

131167216 is a wasteful number, since it uses less digits than its factorization.

131167216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47568 (or 47562 counting only the distinct ones).

The product of its digits is 1512, while the sum is 28.

The square root of 131167216 is about 11452.8256775348. The cubic root of 131167216 is about 508.0913097693.

The spelling of 131167216 in words is "one hundred thirty-one million, one hundred sixty-seven thousand, two hundred sixteen".