117355898 has 16 divisors (see below), whose sum is σ = 196124544. Its totient is φ = 52208160.

The previous prime is 117355853. The next prime is 117355937. The reversal of 117355898 is 898553711.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Curzon number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 55715 + ... + 57782.

It is an arithmetic number, because the mean of its divisors is an integer number (12257784).

Almost surely, 2^117355898 is an apocalyptic number.

117355898 is a deficient number, since it is larger than the sum of its proper divisors (78768646).

117355898 is a wasteful number, since it uses less digits than its factorization.

117355898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113557.

The product of its digits is 302400, while the sum is 47.

The square root of 117355898 is about 10833.0927255332. The cubic root of 117355898 is about 489.5927450484.

The spelling of 117355898 in words is "one hundred seventeen million, three hundred fifty-five thousand, eight hundred ninety-eight".