117894958 has 4 divisors (see below), whose sum is σ = 176842440. Its totient is φ = 58947478.

The previous prime is 117894937. The next prime is 117894979. The reversal of 117894958 is 859498711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 859498711 = 199 ⋅4319089.

It is an interprime number because it is at equal distance from previous prime (117894937) and next prime (117894979).

It is a super-2 number, since 2×117894958² = 27798442243643528, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29473738 + ... + 29473741.

It is an arithmetic number, because the mean of its divisors is an integer number (44210610).

Almost surely, 2^117894958 is an apocalyptic number.

117894958 is a deficient number, since it is larger than the sum of its proper divisors (58947482).

117894958 is an equidigital number, since it uses as much as digits as its factorization.

117894958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58947481.

The product of its digits is 725760, while the sum is 52.

The square root of 117894958 is about 10857.9444647686. The cubic root of 117894958 is about 490.3412283745.

The spelling of 117894958 in words is "one hundred seventeen million, eight hundred ninety-four thousand, nine hundred fifty-eight".