117927812 has 12 divisors (see below), whose sum is σ = 207080076. Its totient is φ = 58762080.

The previous prime is 117927787. The next prime is 117927853. The reversal of 117927812 is 218729711.

It can be written as a sum of positive squares in 2 ways, for example, as 110166016 + 7761796 = 10496^2 + 2786^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49139 + ... + 51482.

It is an arithmetic number, because the mean of its divisors is an integer number (17256673).

Almost surely, 2^117927812 is an apocalyptic number.

It is an amenable number.

117927812 is a deficient number, since it is larger than the sum of its proper divisors (89152264).

117927812 is a wasteful number, since it uses less digits than its factorization.

117927812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100918 (or 100916 counting only the distinct ones).

The product of its digits is 14112, while the sum is 38.

The square root of 117927812 is about 10859.4572608395. The cubic root of 117927812 is about 490.3867722349.

The spelling of 117927812 in words is "one hundred seventeen million, nine hundred twenty-seven thousand, eight hundred twelve".