116724861 has 16 divisors (see below), whose sum is σ = 188646720. Its totient is φ = 70742160.

The previous prime is 116724857. The next prime is 116724863. The reversal of 116724861 is 168427611.

It is a happy number.

It is not a de Polignac number, because 116724861 - 2² = 116724857 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116724863) 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, 196210 + ... + 196803.

It is an arithmetic number, because the mean of its divisors is an integer number (11790420).

Almost surely, 2^116724861 is an apocalyptic number.

116724861 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

116724861 is a deficient number, since it is larger than the sum of its proper divisors (71921859).

116724861 is a wasteful number, since it uses less digits than its factorization.

116724861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393033 (or 393027 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 116724861 is about 10803.9280356730. The cubic root of 116724861 is about 488.7136341316.

The spelling of 116724861 in words is "one hundred sixteen million, seven hundred twenty-four thousand, eight hundred sixty-one".