113457285 has 12 divisors (see below), whose sum is σ = 196659372. Its totient is φ = 60510528.

The previous prime is 113457203. The next prime is 113457293. The reversal of 113457285 is 582754311.

113457285 is a `hidden beast` number, since 1 + 1 + 3 + 4 + 572 + 85 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 87721956 + 25735329 = 9366^2 + 5073^2 .

It is not a de Polignac number, because 113457285 - 2¹⁵ = 113424517 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1260592 + ... + 1260681.

It is an arithmetic number, because the mean of its divisors is an integer number (16388281).

Almost surely, 2^113457285 is an apocalyptic number.

113457285 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113457285 is a deficient number, since it is larger than the sum of its proper divisors (83202087).

113457285 is a wasteful number, since it uses less digits than its factorization.

113457285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2521284 (or 2521281 counting only the distinct ones).

The product of its digits is 33600, while the sum is 36.

The square root of 113457285 is about 10651.6329733990. The cubic root of 113457285 is about 484.1100838437.

The spelling of 113457285 in words is "one hundred thirteen million, four hundred fifty-seven thousand, two hundred eighty-five".