117563479 has 12 divisors (see below), whose sum is σ = 130491088. Its totient is φ = 105827040.

The previous prime is 117563471. The next prime is 117563489. The reversal of 117563479 is 974365711.

It is not a de Polignac number, because 117563479 - 2³ = 117563471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117563471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7747 + ... + 17179.

Almost surely, 2^117563479 is an apocalyptic number.

117563479 is a deficient number, since it is larger than the sum of its proper divisors (12927609).

117563479 is a wasteful number, since it uses less digits than its factorization.

117563479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9558 (or 9547 counting only the distinct ones).

The product of its digits is 158760, while the sum is 43.

The square root of 117563479 is about 10842.6693669041. The cubic root of 117563479 is about 489.8812415236.

The spelling of 117563479 in words is "one hundred seventeen million, five hundred sixty-three thousand, four hundred seventy-nine".