113388453 has 12 divisors (see below), whose sum is σ = 173417868. Its totient is φ = 71145600.

The previous prime is 113388433. The next prime is 113388469. The reversal of 113388453 is 354883311.

It can be written as a sum of positive squares in 2 ways, for example, as 96471684 + 16916769 = 9822^2 + 4113^2 .

It is not a de Polignac number, because 113388453 - 2¹³ = 113380261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113388433) 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, 370398 + ... + 370703.

It is an arithmetic number, because the mean of its divisors is an integer number (14451489).

Almost surely, 2^113388453 is an apocalyptic number.

It is an amenable number.

113388453 is a deficient number, since it is larger than the sum of its proper divisors (60029415).

113388453 is a wasteful number, since it uses less digits than its factorization.

113388453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741124 (or 741121 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 113388453 is about 10648.4014293226. The cubic root of 113388453 is about 484.0121644485.

It can be divided in two parts, 11338 and 8453, that added together give a palindrome (19791).

The spelling of 113388453 in words is "one hundred thirteen million, three hundred eighty-eight thousand, four hundred fifty-three".