117207812 has 6 divisors (see below), whose sum is σ = 205113678. Its totient is φ = 58603904.

The previous prime is 117207799. The next prime is 117207829. The reversal of 117207812 is 218702711.

It can be written as a sum of positive squares in only one way, i.e., 80532676 + 36675136 = 8974^2 + 6056^2 .

It is a zygodrome in base 5.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14650973 + ... + 14650980.

It is an arithmetic number, because the mean of its divisors is an integer number (34185613).

Almost surely, 2^117207812 is an apocalyptic number.

It is an amenable number.

117207812 is a deficient number, since it is larger than the sum of its proper divisors (87905866).

117207812 is a wasteful number, since it uses less digits than its factorization.

117207812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29301957 (or 29301955 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 29.

The square root of 117207812 is about 10826.2556777493. The cubic root of 117207812 is about 489.3867268608.

The spelling of 117207812 in words is "one hundred seventeen million, two hundred seven thousand, eight hundred twelve".