113278275 has 72 divisors (see below), whose sum is σ = 227504784. Its totient is φ = 53395200.

The previous prime is 113278223. The next prime is 113278279. The reversal of 113278275 is 572872311.

113278275 is a `hidden beast` number, since 113 + 278 + 275 = 666.

It is not a de Polignac number, because 113278275 - 2¹⁰ = 113277251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113278279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 90957 + ... + 92193.

Almost surely, 2^113278275 is an apocalyptic number.

113278275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

113278275 is an abundant number, since it is smaller than the sum of its proper divisors (114226509).

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

113278275 is a wasteful number, since it uses less digits than its factorization.

113278275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1301 (or 1293 counting only the distinct ones).

The product of its digits is 23520, while the sum is 36.

The square root of 113278275 is about 10643.2267193742. The cubic root of 113278275 is about 483.8553443235.

The spelling of 113278275 in words is "one hundred thirteen million, two hundred seventy-eight thousand, two hundred seventy-five".