113453 has 2 divisors, whose sum is σ = 113454. Its totient is φ = 113452.

The previous prime is 113437. The next prime is 113467. The reversal of 113453 is 354311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88804 + 24649 = 298^2 + 157^2 .

It is a cyclic number.

It is not a de Polignac number, because 113453 - 2⁴ = 113437 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56726 + 56727.

It is an arithmetic number, because the mean of its divisors is an integer number (56727).

2¹¹³⁴⁵³ is an apocalyptic number.

It is an amenable number.

113453 is a deficient number, since it is larger than the sum of its proper divisors (1).

113453 is an equidigital number, since it uses as much as digits as its factorization.

113453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 180, while the sum is 17.

The square root of 113453 is about 336.8278492049. The cubic root of 113453 is about 48.4103989222.

Adding to 113453 its reverse (354311), we get a palindrome (467764).

The spelling of 113453 in words is "one hundred thirteen thousand, four hundred fifty-three".