117406679 has 4 divisors (see below), whose sum is σ = 126437976. Its totient is φ = 108375384.

The previous prime is 117406673. The next prime is 117406687. The reversal of 117406679 is 976604711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 976604711 = 571 ⋅1710341.

It is not a de Polignac number, because 117406679 - 2¹² = 117402583 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 (117406673) 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, 4515629 + ... + 4515654.

It is an arithmetic number, because the mean of its divisors is an integer number (31609494).

Almost surely, 2^117406679 is an apocalyptic number.

117406679 is a deficient number, since it is larger than the sum of its proper divisors (9031297).

117406679 is an equidigital number, since it uses as much as digits as its factorization.

117406679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9031296.

The product of its (nonzero) digits is 63504, while the sum is 41.

The square root of 117406679 is about 10835.4362625600. The cubic root of 117406679 is about 489.6633519926.

The spelling of 117406679 in words is "one hundred seventeen million, four hundred six thousand, six hundred seventy-nine".