115199774 has 16 divisors (see below), whose sum is σ = 188168400. Its totient is φ = 52686144.

The previous prime is 115199753. The next prime is 115199779. The reversal of 115199774 is 477991511.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115199779) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51167 + ... + 53370.

It is an arithmetic number, because the mean of its divisors is an integer number (11760525).

Almost surely, 2^115199774 is an apocalyptic number.

115199774 is a deficient number, since it is larger than the sum of its proper divisors (72968626).

115199774 is a wasteful number, since it uses less digits than its factorization.

115199774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104587.

The product of its digits is 79380, while the sum is 44.

The square root of 115199774 is about 10733.1157638404. The cubic root of 115199774 is about 486.5758414564.

The spelling of 115199774 in words is "one hundred fifteen million, one hundred ninety-nine thousand, seven hundred seventy-four".