113681499 has 12 divisors (see below), whose sum is σ = 160599096. Its totient is φ = 71281792.

The previous prime is 113681473. The next prime is 113681507. The reversal of 113681499 is 994186311.

It is not a de Polignac number, because 113681499 - 2⁵ = 113681467 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113681499.

It is not an unprimeable number, because it can be changed into a prime (113681419) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75397 + ... + 76889.

It is an arithmetic number, because the mean of its divisors is an integer number (13383258).

Almost surely, 2^113681499 is an apocalyptic number.

113681499 is a deficient number, since it is larger than the sum of its proper divisors (46917597).

113681499 is an frugal number, since it uses more digits than its factorization.

113681499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3006 (or 1513 counting only the distinct ones).

The product of its digits is 46656, while the sum is 42.

The square root of 113681499 is about 10662.1526438145. The cubic root of 113681499 is about 484.4287730464.

The spelling of 113681499 in words is "one hundred thirteen million, six hundred eighty-one thousand, four hundred ninety-nine".