117164570 has 16 divisors (see below), whose sum is σ = 216596808. Its totient is φ = 45599040.

The previous prime is 117164549. The next prime is 117164573. The reversal of 117164570 is 75461711.

It can be written as a sum of positive squares in 4 ways, for example, as 116791249 + 373321 = 10807^2 + 611^2 .

It is not an unprimeable number, because it can be changed into a prime (117164573) 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, 157961 + ... + 158700.

Almost surely, 2^117164570 is an apocalyptic number.

117164570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117164570 is a deficient number, since it is larger than the sum of its proper divisors (99432238).

117164570 is a wasteful number, since it uses less digits than its factorization.

117164570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316705.

The product of its (nonzero) digits is 5880, while the sum is 32.

The square root of 117164570 is about 10824.2584041587. The cubic root of 117164570 is about 489.3265355832.

The spelling of 117164570 in words is "one hundred seventeen million, one hundred sixty-four thousand, five hundred seventy".