117402163 has 2 divisors, whose sum is σ = 117402164. Its totient is φ = 117402162.

The previous prime is 117402149. The next prime is 117402227. The reversal of 117402163 is 361204711.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117402163 is a prime.

It is not a weakly prime, because it can be changed into another prime (117402133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58701081 + 58701082.

It is an arithmetic number, because the mean of its divisors is an integer number (58701082).

Almost surely, 2^117402163 is an apocalyptic number.

117402163 is a deficient number, since it is larger than the sum of its proper divisors (1).

117402163 is an equidigital number, since it uses as much as digits as its factorization.

117402163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 117402163 is about 10835.2278702388. The cubic root of 117402163 is about 489.6570736785.

Adding to 117402163 its reverse (361204711), we get a palindrome (478606874).

The spelling of 117402163 in words is "one hundred seventeen million, four hundred two thousand, one hundred sixty-three".