113543533 has 4 divisors (see below), whose sum is σ = 114200028. Its totient is φ = 112887040.

The previous prime is 113543519. The next prime is 113543557. The reversal of 113543533 is 335345311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 92217609 + 21325924 = 9603^2 + 4618^2 .

It is a cyclic number.

It is not a de Polignac number, because 113543533 - 2⁵ = 113543501 is a prime.

It is a super-2 number, since 2×113543533² = 25784267772244178, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113543233) 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 3 ways as a sum of consecutive naturals, for example, 327988 + ... + 328333.

It is an arithmetic number, because the mean of its divisors is an integer number (28550007).

Almost surely, 2^113543533 is an apocalyptic number.

It is an amenable number.

113543533 is a deficient number, since it is larger than the sum of its proper divisors (656495).

113543533 is an equidigital number, since it uses as much as digits as its factorization.

113543533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656494.

The product of its digits is 8100, while the sum is 28.

The square root of 113543533 is about 10655.6807853839. The cubic root of 113543533 is about 484.2327230993.

Adding to 113543533 its reverse (335345311), we get a palindrome (448888844).

The spelling of 113543533 in words is "one hundred thirteen million, five hundred forty-three thousand, five hundred thirty-three".