117349479 has 20 divisors (see below), whose sum is σ = 188786136. Its totient is φ = 72214416.

The previous prime is 117349469. The next prime is 117349481. The reversal of 117349479 is 974943711.

117349479 is a `hidden beast` number, since 1 + 173 + 4 + 9 + 479 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-117349479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117349409) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 54669 + ... + 56774.

Almost surely, 2^117349479 is an apocalyptic number.

117349479 is a deficient number, since it is larger than the sum of its proper divisors (71436657).

117349479 is a wasteful number, since it uses less digits than its factorization.

117349479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111468 (or 111459 counting only the distinct ones).

The product of its digits is 190512, while the sum is 45.

The square root of 117349479 is about 10832.7964533633. The cubic root of 117349479 is about 489.5838184891.

The spelling of 117349479 in words is "one hundred seventeen million, three hundred forty-nine thousand, four hundred seventy-nine".