117151151 has 4 divisors (see below), whose sum is σ = 126162792. Its totient is φ = 108139512.

The previous prime is 117151141. The next prime is 117151157. The reversal of 117151151 is 151151711.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-117151151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117151157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4505801 + ... + 4505826.

It is an arithmetic number, because the mean of its divisors is an integer number (31540698).

Almost surely, 2^117151151 is an apocalyptic number.

117151151 is a deficient number, since it is larger than the sum of its proper divisors (9011641).

117151151 is an equidigital number, since it uses as much as digits as its factorization.

117151151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9011640.

The product of its digits is 175, while the sum is 23.

The square root of 117151151 is about 10823.6385287019. The cubic root of 117151151 is about 489.3078538166.

The spelling of 117151151 in words is "one hundred seventeen million, one hundred fifty-one thousand, one hundred fifty-one".