117268479 has 10 divisors (see below), whose sum is σ = 175178960. Its totient is φ = 78178932.

The previous prime is 117268477. The next prime is 117268507. The reversal of 117268479 is 974862711.

It is a happy number.

117268479 is a `hidden beast` number, since 1 + 172 + 6 + 8 + 479 = 666.

It is not a de Polignac number, because 117268479 - 2¹ = 117268477 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 (117268471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 723799 + ... + 723960.

It is an arithmetic number, because the mean of its divisors is an integer number (17517896).

Almost surely, 2^117268479 is an apocalyptic number.

117268479 is a deficient number, since it is larger than the sum of its proper divisors (57910481).

117268479 is an equidigital number, since it uses as much as digits as its factorization.

117268479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1447771 (or 1447762 counting only the distinct ones).

The product of its digits is 169344, while the sum is 45.

The square root of 117268479 is about 10829.0571611752. The cubic root of 117268479 is about 489.4711481494.

The spelling of 117268479 in words is "one hundred seventeen million, two hundred sixty-eight thousand, four hundred seventy-nine".