115204550 has 24 divisors (see below), whose sum is σ = 214958712. Its totient is φ = 45936000.

The previous prime is 115204549. The next prime is 115204553. The reversal of 115204550 is 55402511.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115204553) 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, 13070 + ... + 20030.

It is an arithmetic number, because the mean of its divisors is an integer number (8956613).

Almost surely, 2^115204550 is an apocalyptic number.

115204550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115204550 is a deficient number, since it is larger than the sum of its proper divisors (99754162).

115204550 is a wasteful number, since it uses less digits than its factorization.

115204550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7304 (or 7299 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 115204550 is about 10733.3382505165. The cubic root of 115204550 is about 486.5825655845.

The spelling of 115204550 in words is "one hundred fifteen million, two hundred four thousand, five hundred fifty".