115121304 has 64 divisors (see below), whose sum is σ = 336624000. Its totient is φ = 36352800.

The previous prime is 115121269. The next prime is 115121311. The reversal of 115121304 is 403121511.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9922 + ... + 18129.

It is an arithmetic number, because the mean of its divisors is an integer number (5259750).

Almost surely, 2^115121304 is an apocalyptic number.

It is an amenable number.

115121304 is an abundant number, since it is smaller than the sum of its proper divisors (221502696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115121304 is a wasteful number, since it uses less digits than its factorization.

115121304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28085 (or 28075 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 115121304 is about 10729.4596322462. The cubic root of 115121304 is about 486.4653369604.

Adding to 115121304 its reverse (403121511), we get a palindrome (518242815).

The spelling of 115121304 in words is "one hundred fifteen million, one hundred twenty-one thousand, three hundred four".