115329969 has 12 divisors (see below), whose sum is σ = 166767796. Its totient is φ = 76803552.

The previous prime is 115329941. The next prime is 115330001. The reversal of 115329969 is 969923511.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 65415744 + 49914225 = 8088^2 + 7065^2 .

It is not a de Polignac number, because 115329969 - 2⁵ = 115329937 is a prime.

It is a super-2 number, since 2×115329969² = 26602003499081922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115329919) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2547 + ... + 15399.

Almost surely, 2^115329969 is an apocalyptic number.

It is an amenable number.

115329969 is a deficient number, since it is larger than the sum of its proper divisors (51437827).

115329969 is a wasteful number, since it uses less digits than its factorization.

115329969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13856 (or 13853 counting only the distinct ones).

The product of its digits is 131220, while the sum is 45.

The square root of 115329969 is about 10739.1791585763. The cubic root of 115329969 is about 486.7590764553.

The spelling of 115329969 in words is "one hundred fifteen million, three hundred twenty-nine thousand, nine hundred sixty-nine".