117070660 has 24 divisors (see below), whose sum is σ = 280969920. Its totient is φ = 40138464.

The previous prime is 117070649. The next prime is 117070669. The reversal of 117070660 is 66070711.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (117070669) 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, 417970 + ... + 418249.

It is an arithmetic number, because the mean of its divisors is an integer number (11707080).

Almost surely, 2^117070660 is an apocalyptic number.

117070660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117070660 is an abundant number, since it is smaller than the sum of its proper divisors (163899260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117070660 is a wasteful number, since it uses less digits than its factorization.

117070660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836235 (or 836233 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 28.

The square root of 117070660 is about 10819.9195930469. The cubic root of 117070660 is about 489.1957652836.

The spelling of 117070660 in words is "one hundred seventeen million, seventy thousand, six hundred sixty".