113400533 has 4 divisors (see below), whose sum is σ = 113504448. Its totient is φ = 113296620.

The previous prime is 113400491. The next prime is 113400541. The reversal of 113400533 is 335004311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 335004311 = 2753 ⋅121687.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113400533 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113400563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50303 + ... + 52508.

It is an arithmetic number, because the mean of its divisors is an integer number (28376112).

Almost surely, 2^113400533 is an apocalyptic number.

It is an amenable number.

113400533 is a deficient number, since it is larger than the sum of its proper divisors (103915).

113400533 is a wasteful number, since it uses less digits than its factorization.

113400533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103914.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 113400533 is about 10648.9686355064. The cubic root of 113400533 is about 484.0293521461.

Adding to 113400533 its reverse (335004311), we get a palindrome (448404844).

The spelling of 113400533 in words is "one hundred thirteen million, four hundred thousand, five hundred thirty-three".