117977434 has 8 divisors (see below), whose sum is σ = 179458848. Its totient is φ = 58157820.

The previous prime is 117977407. The next prime is 117977437. The reversal of 117977434 is 434779711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (117977437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 415272 + ... + 415555.

It is an arithmetic number, because the mean of its divisors is an integer number (22432356).

Almost surely, 2^117977434 is an apocalyptic number.

117977434 is a deficient number, since it is larger than the sum of its proper divisors (61481414).

117977434 is an equidigital number, since it uses as much as digits as its factorization.

117977434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830900.

The product of its digits is 148176, while the sum is 43.

The square root of 117977434 is about 10861.7417571953. The cubic root of 117977434 is about 490.4555447031.

The spelling of 117977434 in words is "one hundred seventeen million, nine hundred seventy-seven thousand, four hundred thirty-four".