117164143 has 2 divisors, whose sum is σ = 117164144. Its totient is φ = 117164142.

The previous prime is 117164123. The next prime is 117164167. The reversal of 117164143 is 341461711.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 117164143 - 2⁵ = 117164111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117164123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58582071 + 58582072.

It is an arithmetic number, because the mean of its divisors is an integer number (58582072).

Almost surely, 2^117164143 is an apocalyptic number.

117164143 is a deficient number, since it is larger than the sum of its proper divisors (1).

117164143 is an equidigital number, since it uses as much as digits as its factorization.

117164143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 28.

The square root of 117164143 is about 10824.2386799257. The cubic root of 117164143 is about 489.3259411411.

The spelling of 117164143 in words is "one hundred seventeen million, one hundred sixty-four thousand, one hundred forty-three".