113553452440243 has 4 divisors (see below), whose sum is σ = 113553566125848. Its totient is φ = 113553338754640.

The previous prime is 113553452440229. The next prime is 113553452440249. The reversal of 113553452440243 is 342044254355311.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 113553452440243 - 2³⁷ = 113416013486771 is a prime.

It is a super-3 number, since 3×113553452440243³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113553452440193 and 113553452440202.

It is not an unprimeable number, because it can be changed into a prime (113553452440249) 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, 55331146 + ... + 57346687.

It is an arithmetic number, because the mean of its divisors is an integer number (28388391531462).

Almost surely, 2^{113553452440243} is an apocalyptic number.

113553452440243 is a deficient number, since it is larger than the sum of its proper divisors (113685605).

113553452440243 is a wasteful number, since it uses less digits than its factorization.

113553452440243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113685604.

The product of its (nonzero) digits is 3456000, while the sum is 46.

The spelling of 113553452440243 in words is "one hundred thirteen trillion, five hundred fifty-three billion, four hundred fifty-two million, four hundred forty thousand, two hundred forty-three".