117479378 has 8 divisors (see below), whose sum is σ = 176313468. Its totient is φ = 58708224.

The previous prime is 117479371. The next prime is 117479393. The reversal of 117479378 is 873974711.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 117440569 + 38809 = 10837^2 + 197^2 .

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 (117479371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10751 + ... + 18722.

Almost surely, 2^117479378 is an apocalyptic number.

117479378 is a deficient number, since it is larger than the sum of its proper divisors (58834090).

117479378 is a wasteful number, since it uses less digits than its factorization.

117479378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31468.

The product of its digits is 296352, while the sum is 47.

The square root of 117479378 is about 10838.7904306708. The cubic root of 117479378 is about 489.7643987455.

The spelling of 117479378 in words is "one hundred seventeen million, four hundred seventy-nine thousand, three hundred seventy-eight".