115340272 has 20 divisors (see below), whose sum is σ = 224145376. Its totient is φ = 57496320.

The previous prime is 115340263. The next prime is 115340321. The reversal of 115340272 is 272043511.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5304 + ... + 16087.

Almost surely, 2^115340272 is an apocalyptic number.

It is an amenable number.

115340272 is a deficient number, since it is larger than the sum of its proper divisors (108805104).

115340272 is a wasteful number, since it uses less digits than its factorization.

115340272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21736 (or 21730 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 115340272 is about 10739.6588400191. The cubic root of 115340272 is about 486.7735708938.

Adding to 115340272 its reverse (272043511), we get a palindrome (387383783).

The spelling of 115340272 in words is "one hundred fifteen million, three hundred forty thousand, two hundred seventy-two".