116972289 has 32 divisors (see below), whose sum is σ = 199837440. Its totient is φ = 66237696.

The previous prime is 116972249. The next prime is 116972299. The reversal of 116972289 is 982279611.

It is not a de Polignac number, because 116972289 - 2⁸ = 116972033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116972209) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18619 + ... + 24095.

It is an arithmetic number, because the mean of its divisors is an integer number (6244920).

Almost surely, 2^116972289 is an apocalyptic number.

It is an amenable number.

116972289 is a deficient number, since it is larger than the sum of its proper divisors (82865151).

116972289 is a wasteful number, since it uses less digits than its factorization.

116972289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5606 (or 5600 counting only the distinct ones).

The product of its digits is 108864, while the sum is 45.

The square root of 116972289 is about 10815.3728091083. The cubic root of 116972289 is about 489.0587079952.

The spelling of 116972289 in words is "one hundred sixteen million, nine hundred seventy-two thousand, two hundred eighty-nine".