134042076631 has 4 divisors (see below), whose sum is σ = 134187934000. Its totient is φ = 133896219264.

The previous prime is 134042076601. The next prime is 134042076647. The reversal of 134042076631 is 136670240431.

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 134042076631 - 2¹⁹ = 134041552343 is a prime.

It is a super-2 number, since 2×134042076631² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134042076601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72927306 + ... + 72929143.

It is an arithmetic number, because the mean of its divisors is an integer number (33546983500).

Almost surely, 2^134042076631 is an apocalyptic number.

134042076631 is a deficient number, since it is larger than the sum of its proper divisors (145857369).

134042076631 is an equidigital number, since it uses as much as digits as its factorization.

134042076631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145857368.

The product of its (nonzero) digits is 72576, while the sum is 37.

The spelling of 134042076631 in words is "one hundred thirty-four billion, forty-two million, seventy-six thousand, six hundred thirty-one".