115089329 has 4 divisors (see below), whose sum is σ = 118801920. Its totient is φ = 111376740.

The previous prime is 115089287. The next prime is 115089343. The reversal of 115089329 is 923980511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 115089329 - 2¹⁶ = 115023793 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 115089292 and 115089301.

It is not an unprimeable number, because it can be changed into a prime (115089389) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1856249 + ... + 1856310.

It is an arithmetic number, because the mean of its divisors is an integer number (29700480).

Almost surely, 2^115089329 is an apocalyptic number.

It is an amenable number.

115089329 is a deficient number, since it is larger than the sum of its proper divisors (3712591).

115089329 is an equidigital number, since it uses as much as digits as its factorization.

115089329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3712590.

The product of its (nonzero) digits is 19440, while the sum is 38.

The square root of 115089329 is about 10727.9694723652. The cubic root of 115089329 is about 486.4202941261.

The spelling of 115089329 in words is "one hundred fifteen million, eighty-nine thousand, three hundred twenty-nine".