1113346231 has 4 divisors (see below), whose sum is σ = 1116284200. Its totient is φ = 1110408264.

The previous prime is 1113346217. The next prime is 1113346253. The reversal of 1113346231 is 1326433111.

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 1113346231 - 2¹⁹ = 1112821943 is a prime.

It is a super-2 number, since 2×1113346231² = 2479079660163810722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1113346196 and 1113346205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113346291) 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, 1468416 + ... + 1469173.

It is an arithmetic number, because the mean of its divisors is an integer number (279071050).

Almost surely, 2^1113346231 is an apocalyptic number.

1113346231 is a deficient number, since it is larger than the sum of its proper divisors (2937969).

1113346231 is an equidigital number, since it uses as much as digits as its factorization.

1113346231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2937968.

The product of its digits is 1296, while the sum is 25.

The square root of 1113346231 is about 33366.8432879108. The cubic root of 1113346231 is about 1036.4382071987.

Adding to 1113346231 its reverse (1326433111), we get a palindrome (2439779342).

The spelling of 1113346231 in words is "one billion, one hundred thirteen million, three hundred forty-six thousand, two hundred thirty-one".