115941986 has 8 divisors (see below), whose sum is σ = 174796380. Its totient is φ = 57676528.

The previous prime is 115941949. The next prime is 115942019. The reversal of 115941986 is 689149511.

It can be written as a sum of positive squares in 2 ways, for example, as 110901961 + 5040025 = 10531^2 + 2245^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146741 + ... + 147528.

Almost surely, 2^115941986 is an apocalyptic number.

115941986 is a deficient number, since it is larger than the sum of its proper divisors (58854394).

115941986 is a wasteful number, since it uses less digits than its factorization.

115941986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294468.

The product of its digits is 77760, while the sum is 44.

The square root of 115941986 is about 10767.6360451122. The cubic root of 115941986 is about 487.6185796137.

The spelling of 115941986 in words is "one hundred fifteen million, nine hundred forty-one thousand, nine hundred eighty-six".