115983956 has 24 divisors (see below), whose sum is σ = 223624800. Its totient is φ = 52196000.

The previous prime is 115983953. The next prime is 115983971. The reversal of 115983956 is 659389511.

It is a self number, because there is not a number n which added to its sum of digits gives 115983956.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115983953) 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, 8606 + ... + 17493.

It is an arithmetic number, because the mean of its divisors is an integer number (9317700).

Almost surely, 2^115983956 is an apocalyptic number.

It is an amenable number.

115983956 is a deficient number, since it is larger than the sum of its proper divisors (107640844).

115983956 is a wasteful number, since it uses less digits than its factorization.

115983956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26215 (or 26213 counting only the distinct ones).

The product of its digits is 291600, while the sum is 47.

The square root of 115983956 is about 10769.5847645116. The cubic root of 115983956 is about 487.6774104237.

The spelling of 115983956 in words is "one hundred fifteen million, nine hundred eighty-three thousand, nine hundred fifty-six".