113543446553 has 4 divisors (see below), whose sum is σ = 114014581428. Its totient is φ = 113072311680.

The previous prime is 113543446537. The next prime is 113543446571. The reversal of 113543446553 is 355644345311.

It is a happy number.

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 67020407689 + 46523038864 = 258883^2 + 215692^2 .

It is a cyclic number.

It is not a de Polignac number, because 113543446553 - 2⁴ = 113543446537 is a prime.

It is a super-2 number, since 2×113543446553² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313543446553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235567076 + ... + 235567557.

It is an arithmetic number, because the mean of its divisors is an integer number (28503645357).

Almost surely, 2^113543446553 is an apocalyptic number.

It is an amenable number.

113543446553 is a deficient number, since it is larger than the sum of its proper divisors (471134875).

113543446553 is an equidigital number, since it uses as much as digits as its factorization.

113543446553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471134874.

The product of its digits is 1296000, while the sum is 44.

The spelling of 113543446553 in words is "one hundred thirteen billion, five hundred forty-three million, four hundred forty-six thousand, five hundred fifty-three".