117574971 has 16 divisors (see below), whose sum is σ = 162662400. Its totient is φ = 75461760.

The previous prime is 117574967. The next prime is 117574981. The reversal of 117574971 is 179475711.

It is not a de Polignac number, because 117574971 - 2² = 117574967 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117574901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15331 + ... + 21683.

It is an arithmetic number, because the mean of its divisors is an integer number (10166400).

Almost surely, 2^117574971 is an apocalyptic number.

117574971 is a deficient number, since it is larger than the sum of its proper divisors (45087429).

117574971 is a wasteful number, since it uses less digits than its factorization.

117574971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6586.

The product of its digits is 61740, while the sum is 42.

The square root of 117574971 is about 10843.1992972554. The cubic root of 117574971 is about 489.8972032033.

Adding to 117574971 its product of digits (61740), we get a palindrome (117636711).

The spelling of 117574971 in words is "one hundred seventeen million, five hundred seventy-four thousand, nine hundred seventy-one".