131656414 has 4 divisors (see below), whose sum is σ = 197484624. Its totient is φ = 65828206.

The previous prime is 131656409. The next prime is 131656463. The reversal of 131656414 is 414656131.

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

It is a super-2 number, since 2×131656414² = 34666822694678792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32914102 + ... + 32914105.

It is an arithmetic number, because the mean of its divisors is an integer number (49371156).

Almost surely, 2^131656414 is an apocalyptic number.

131656414 is a deficient number, since it is larger than the sum of its proper divisors (65828210).

131656414 is an equidigital number, since it uses as much as digits as its factorization.

131656414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65828209.

The product of its digits is 8640, while the sum is 31.

The square root of 131656414 is about 11474.1628888560. The cubic root of 131656414 is about 508.7221810456.

The spelling of 131656414 in words is "one hundred thirty-one million, six hundred fifty-six thousand, four hundred fourteen".