117555398 has 8 divisors (see below), whose sum is σ = 177019992. Its totient is φ = 58548736.

The previous prime is 117555359. The next prime is 117555419. The reversal of 117555398 is 893555711.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113840 + ... + 114867.

It is an arithmetic number, because the mean of its divisors is an integer number (22127499).

Almost surely, 2^117555398 is an apocalyptic number.

117555398 is a deficient number, since it is larger than the sum of its proper divisors (59464594).

117555398 is a wasteful number, since it uses less digits than its factorization.

117555398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228966.

The product of its digits is 189000, while the sum is 44.

The square root of 117555398 is about 10842.2967124129. The cubic root of 117555398 is about 489.8700168897.

The spelling of 117555398 in words is "one hundred seventeen million, five hundred fifty-five thousand, three hundred ninety-eight".