116672571 has 6 divisors (see below), whose sum is σ = 168527060. Its totient is φ = 77781708.

The previous prime is 116672551. The next prime is 116672579. The reversal of 116672571 is 175276611.

116672571 is a `hidden beast` number, since 1 + 16 + 6 + 72 + 571 = 666.

It is not a de Polignac number, because 116672571 - 2¹⁰ = 116671547 is a prime.

It is a super-2 number, since 2×116672571² = 27224977647500082, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116672579) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6481801 + ... + 6481818.

Almost surely, 2^116672571 is an apocalyptic number.

116672571 is a deficient number, since it is larger than the sum of its proper divisors (51854489).

116672571 is a wasteful number, since it uses less digits than its factorization.

116672571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12963625 (or 12963622 counting only the distinct ones).

The product of its digits is 17640, while the sum is 36.

The square root of 116672571 is about 10801.5078114123. The cubic root of 116672571 is about 488.6406458163.

It can be divided in two parts, 1166 and 72571, that added together give a palindrome (73737).

The spelling of 116672571 in words is "one hundred sixteen million, six hundred seventy-two thousand, five hundred seventy-one".