131437734131 has 4 divisors (see below), whose sum is σ = 143386619064. Its totient is φ = 119488849200.

The previous prime is 131437734079. The next prime is 131437734167.

131437734131 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 131437734131 - 2¹⁰ = 131437733107 is a prime.

It is a super-2 number, since 2×131437734131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131437734931) 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, 5974442450 + ... + 5974442471.

It is an arithmetic number, because the mean of its divisors is an integer number (35846654766).

Almost surely, 2^131437734131 is an apocalyptic number.

131437734131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

131437734131 is a deficient number, since it is larger than the sum of its proper divisors (11948884933).

131437734131 is a wasteful number, since it uses less digits than its factorization.

131437734131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11948884932.

The product of its digits is 63504, while the sum is 38.

It can be divided in two parts, 131437 and 734131, that added together give a palindrome (865568).

The spelling of 131437734131 in words is "one hundred thirty-one billion, four hundred thirty-seven million, seven hundred thirty-four thousand, one hundred thirty-one".