117618047 has 8 divisors (see below), whose sum is σ = 118742400. Its totient is φ = 116497944.

The previous prime is 117618043. The next prime is 117618049. The reversal of 117618047 is 740816711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 117618047 - 2² = 117618043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 117617998 and 117618016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117618043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85358 + ... + 86724.

It is an arithmetic number, because the mean of its divisors is an integer number (14842800).

Almost surely, 2^117618047 is an apocalyptic number.

117618047 is a deficient number, since it is larger than the sum of its proper divisors (1124353).

117618047 is a wasteful number, since it uses less digits than its factorization.

117618047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2125.

The product of its (nonzero) digits is 9408, while the sum is 35.

The square root of 117618047 is about 10845.1854294890. The cubic root of 117618047 is about 489.9570238582.

The spelling of 117618047 in words is "one hundred seventeen million, six hundred eighteen thousand, forty-seven".