117094904138 has 4 divisors (see below), whose sum is σ = 175642356210. Its totient is φ = 58547452068.

The previous prime is 117094904137. The next prime is 117094904153. The reversal of 117094904138 is 831409490711.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 831409490711 = 97 ⋅8571231863.

It can be written as a sum of positive squares in only one way, i.e., 116825189209 + 269714929 = 341797^2 + 16423^2 .

It is a super-2 number, since 2×117094904138² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 117094904092 and 117094904101.

It is not an unprimeable number, because it can be changed into a prime (117094904131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29273726033 + ... + 29273726036.

Almost surely, 2^117094904138 is an apocalyptic number.

117094904138 is a deficient number, since it is larger than the sum of its proper divisors (58547452072).

117094904138 is an equidigital number, since it uses as much as digits as its factorization.

117094904138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58547452071.

The product of its (nonzero) digits is 217728, while the sum is 47.

The spelling of 117094904138 in words is "one hundred seventeen billion, ninety-four million, nine hundred four thousand, one hundred thirty-eight".