117377154 has 16 divisors (see below), whose sum is σ = 260838240. Its totient is φ = 39125700.

The previous prime is 117377153. The next prime is 117377159. The reversal of 117377154 is 451773711.

It is a super-2 number, since 2×117377154² = 27554792562279432, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (117377153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1086772 + ... + 1086879.

It is an arithmetic number, because the mean of its divisors is an integer number (16302390).

Almost surely, 2^117377154 is an apocalyptic number.

117377154 is an abundant number, since it is smaller than the sum of its proper divisors (143461086).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117377154 is a wasteful number, since it uses less digits than its factorization.

117377154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2173662 (or 2173656 counting only the distinct ones).

The product of its digits is 20580, while the sum is 36.

The square root of 117377154 is about 10834.0737490567. The cubic root of 117377154 is about 489.6223023049.

The spelling of 117377154 in words is "one hundred seventeen million, three hundred seventy-seven thousand, one hundred fifty-four".