117167431 has 2 divisors, whose sum is σ = 117167432. Its totient is φ = 117167430.

The previous prime is 117167411. The next prime is 117167443. The reversal of 117167431 is 134761711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117167431 - 2²³ = 108778823 is a prime.

It is a super-4 number, since 4×117167431⁴ (a number of 33 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 117167393 and 117167402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117167411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58583715 + 58583716.

It is an arithmetic number, because the mean of its divisors is an integer number (58583716).

Almost surely, 2^117167431 is an apocalyptic number.

117167431 is a deficient number, since it is larger than the sum of its proper divisors (1).

117167431 is an equidigital number, since it uses as much as digits as its factorization.

117167431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3528, while the sum is 31.

The square root of 117167431 is about 10824.3905602117. The cubic root of 117167431 is about 489.3305184477.

The spelling of 117167431 in words is "one hundred seventeen million, one hundred sixty-seven thousand, four hundred thirty-one".