113201143 has 4 divisors (see below), whose sum is σ = 123492168. Its totient is φ = 102910120.

The previous prime is 113201141. The next prime is 113201149. The reversal of 113201143 is 341102311.

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 113201143 - 2¹ = 113201141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113201141) 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, 5145496 + ... + 5145517.

It is an arithmetic number, because the mean of its divisors is an integer number (30873042).

Almost surely, 2^113201143 is an apocalyptic number.

113201143 is a deficient number, since it is larger than the sum of its proper divisors (10291025).

113201143 is a wasteful number, since it uses less digits than its factorization.

113201143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10291024.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 113201143 is about 10639.6025771642. The cubic root of 113201143 is about 483.7454991825.

Adding to 113201143 its reverse (341102311), we get a palindrome (454303454).

The spelling of 113201143 in words is "one hundred thirteen million, two hundred one thousand, one hundred forty-three".