117434875377 has 4 divisors (see below), whose sum is σ = 156579833840. Its totient is φ = 78289916916.

The previous prime is 117434875357. The next prime is 117434875417. The reversal of 117434875377 is 773578434711.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 117434875377 - 2¹⁰ = 117434874353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117434875357) 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, 19572479227 + ... + 19572479232.

It is an arithmetic number, because the mean of its divisors is an integer number (39144958460).

Almost surely, 2^117434875377 is an apocalyptic number.

It is an amenable number.

117434875377 is a deficient number, since it is larger than the sum of its proper divisors (39144958463).

117434875377 is an equidigital number, since it uses as much as digits as its factorization.

117434875377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39144958462.

The product of its digits is 13829760, while the sum is 57.

The spelling of 117434875377 in words is "one hundred seventeen billion, four hundred thirty-four million, eight hundred seventy-five thousand, three hundred seventy-seven".