139167831134 has 4 divisors (see below), whose sum is σ = 208751746704. Its totient is φ = 69583915566.

The previous prime is 139167831113. The next prime is 139167831163. The reversal of 139167831134 is 431138761931.

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

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, 34791957782 + ... + 34791957785.

It is an arithmetic number, because the mean of its divisors is an integer number (52187936676).

Almost surely, 2^139167831134 is an apocalyptic number.

139167831134 is a deficient number, since it is larger than the sum of its proper divisors (69583915570).

139167831134 is an equidigital number, since it uses as much as digits as its factorization.

139167831134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69583915569.

The product of its digits is 326592, while the sum is 47.

The spelling of 139167831134 in words is "one hundred thirty-nine billion, one hundred sixty-seven million, eight hundred thirty-one thousand, one hundred thirty-four".