113015493 has 40 divisors (see below), whose sum is σ = 174196440. Its totient is φ = 72990720.

The previous prime is 113015453. The next prime is 113015519. The reversal of 113015493 is 394510311.

113015493 is a `hidden beast` number, since 113 + 0 + 1 + 549 + 3 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 7193124 + 105822369 = 2682^2 + 10287^2 .

It is not a de Polignac number, because 113015493 - 2⁸ = 113015237 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113015443) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 439621 + ... + 439877.

It is an arithmetic number, because the mean of its divisors is an integer number (4354911).

Almost surely, 2^113015493 is an apocalyptic number.

It is an amenable number.

113015493 is a deficient number, since it is larger than the sum of its proper divisors (61180947).

113015493 is an equidigital number, since it uses as much as digits as its factorization.

113015493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419 (or 410 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 113015493 is about 10630.8745171787. The cubic root of 113015493 is about 483.4809067675.

The spelling of 113015493 in words is "one hundred thirteen million, fifteen thousand, four hundred ninety-three".