1113542111233 has 4 divisors (see below), whose sum is σ = 1123949046960. Its totient is φ = 1103135175508.

The previous prime is 1113542111221. The next prime is 1113542111239. The reversal of 1113542111233 is 3321112453111.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1113542111233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1113542111239) 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, 5203467703 + ... + 5203467916.

It is an arithmetic number, because the mean of its divisors is an integer number (280987261740).

Almost surely, 2^{1113542111233} is an apocalyptic number.

It is an amenable number.

1113542111233 is a deficient number, since it is larger than the sum of its proper divisors (10406935727).

1113542111233 is a wasteful number, since it uses less digits than its factorization.

1113542111233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10406935726.

The product of its digits is 2160, while the sum is 28.

Adding to 1113542111233 its reverse (3321112453111), we get a palindrome (4434654564344).

The spelling of 1113542111233 in words is "one trillion, one hundred thirteen billion, five hundred forty-two million, one hundred eleven thousand, two hundred thirty-three".