131361134 has 4 divisors (see below), whose sum is σ = 197041704. Its totient is φ = 65680566.

The previous prime is 131361133. The next prime is 131361143. The reversal of 131361134 is 431163131.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131361133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32840282 + ... + 32840285.

It is an arithmetic number, because the mean of its divisors is an integer number (49260426).

Almost surely, 2^131361134 is an apocalyptic number.

131361134 is a deficient number, since it is larger than the sum of its proper divisors (65680570).

131361134 is an equidigital number, since it uses as much as digits as its factorization.

131361134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65680569.

The product of its digits is 648, while the sum is 23.

The square root of 131361134 is about 11461.2884964999. The cubic root of 131361134 is about 508.3415743774.

The spelling of 131361134 in words is "one hundred thirty-one million, three hundred sixty-one thousand, one hundred thirty-four".