117570812 has 6 divisors (see below), whose sum is σ = 205748928. Its totient is φ = 58785404.

The previous prime is 117570811. The next prime is 117570833. The reversal of 117570812 is 218075711.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117570811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14696348 + ... + 14696355.

It is an arithmetic number, because the mean of its divisors is an integer number (34291488).

Almost surely, 2^117570812 is an apocalyptic number.

It is an amenable number.

117570812 is a deficient number, since it is larger than the sum of its proper divisors (88178116).

117570812 is a wasteful number, since it uses less digits than its factorization.

117570812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29392707 (or 29392705 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 32.

The square root of 117570812 is about 10843.0075163674. The cubic root of 117570812 is about 489.8914267287.

The spelling of 117570812 in words is "one hundred seventeen million, five hundred seventy thousand, eight hundred twelve".