131555114 has 4 divisors (see below), whose sum is σ = 197332674. Its totient is φ = 65777556.

The previous prime is 131555111. The next prime is 131555117. The reversal of 131555114 is 411555131.

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

It is an interprime number because it is at equal distance from previous prime (131555111) and next prime (131555117).

It can be written as a sum of positive squares in only one way, i.e., 130074025 + 1481089 = 11405^2 + 1217^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (131555111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32888777 + ... + 32888780.

Almost surely, 2^131555114 is an apocalyptic number.

131555114 is a deficient number, since it is larger than the sum of its proper divisors (65777560).

131555114 is an equidigital number, since it uses as much as digits as its factorization.

131555114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65777559.

The product of its digits is 1500, while the sum is 26.

The square root of 131555114 is about 11469.7477740358. The cubic root of 131555114 is about 508.5916727067.

The spelling of 131555114 in words is "one hundred thirty-one million, five hundred fifty-five thousand, one hundred fourteen".