113399 has 12 divisors (see below), whose sum is σ = 136152. Its totient is φ = 93600.

The previous prime is 113383. The next prime is 113417. The reversal of 113399 is 993311.

113399 = T₁₀ + T₁₁ + ... + T₈₇.

It is not a de Polignac number, because 113399 - 2⁴ = 113383 is a prime.

It is a plaindrome in base 10 and base 15.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113329) 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 11 ways as a sum of consecutive naturals, for example, 1829 + ... + 1889.

It is an arithmetic number, because the mean of its divisors is an integer number (11346).

2¹¹³³⁹⁹ is an apocalyptic number.

113399 is a deficient number, since it is larger than the sum of its proper divisors (22753).

113399 is a wasteful number, since it uses less digits than its factorization.

113399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98 (or 85 counting only the distinct ones).

The product of its digits is 729, while the sum is 26.

The square root of 113399 is about 336.7476800217. The cubic root of 113399 is about 48.4027171027.

It can be divided in two parts, 113 and 399, that added together give a 9-th power (512 = 2⁹).

The spelling of 113399 in words is "one hundred thirteen thousand, three hundred ninety-nine".