117311373 has 24 divisors (see below), whose sum is σ = 183803256. Its totient is φ = 71808000.

The previous prime is 117311371. The next prime is 117311387. The reversal of 117311373 is 373113711.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 736164 + 116575209 = 858^2 + 10797^2 .

It is not a de Polignac number, because 117311373 - 2¹ = 117311371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117311371) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3078 + ... + 15623.

It is an arithmetic number, because the mean of its divisors is an integer number (7658469).

Almost surely, 2^117311373 is an apocalyptic number.

It is an amenable number.

117311373 is a deficient number, since it is larger than the sum of its proper divisors (66491883).

117311373 is a wasteful number, since it uses less digits than its factorization.

117311373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18765 (or 18762 counting only the distinct ones).

The product of its digits is 1323, while the sum is 27.

The square root of 117311373 is about 10831.0374849319. The cubic root of 117311373 is about 489.5308198141.

The spelling of 117311373 in words is "one hundred seventeen million, three hundred eleven thousand, three hundred seventy-three".