115922739 has 16 divisors (see below), whose sum is σ = 159062528. Its totient is φ = 75040992.

The previous prime is 115922693. The next prime is 115922749. The reversal of 115922739 is 937229511.

It is not a de Polignac number, because 115922739 - 2¹⁵ = 115889971 is a prime.

It is a super-3 number, since 3×115922739³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 115922697 and 115922706.

It is not an unprimeable number, because it can be changed into a prime (115922749) 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, 86694 + ... + 88020.

It is an arithmetic number, because the mean of its divisors is an integer number (9941408).

Almost surely, 2^115922739 is an apocalyptic number.

115922739 is a deficient number, since it is larger than the sum of its proper divisors (43139789).

115922739 is a wasteful number, since it uses less digits than its factorization.

115922739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2154.

The product of its digits is 34020, while the sum is 39.

The square root of 115922739 is about 10766.7422649565. The cubic root of 115922739 is about 487.5915956754.

The spelling of 115922739 in words is "one hundred fifteen million, nine hundred twenty-two thousand, seven hundred thirty-nine".