115203028 has 12 divisors (see below), whose sum is σ = 203563360. Its totient is φ = 57042072.

The previous prime is 115203017. The next prime is 115203029. The reversal of 115203028 is 820302511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115203029) 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, 139398 + ... + 140221.

Almost surely, 2^115203028 is an apocalyptic number.

It is an amenable number.

115203028 is a deficient number, since it is larger than the sum of its proper divisors (88360332).

115203028 is a wasteful number, since it uses less digits than its factorization.

115203028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279726 (or 279724 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 115203028 is about 10733.2673496937. The cubic root of 115203028 is about 486.5804227816.

Adding to 115203028 its reverse (820302511), we get a palindrome (935505539).

The spelling of 115203028 in words is "one hundred fifteen million, two hundred three thousand, twenty-eight".