1112513331 has 4 divisors (see below), whose sum is σ = 1483351112. Its totient is φ = 741675552.

The previous prime is 1112513293. The next prime is 1112513333. The reversal of 1112513331 is 1333152111.

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

It is not a de Polignac number, because 1112513331 - 2⁶ = 1112513267 is a prime.

It is a super-2 number, since 2×1112513331² = 2475371823305431122, 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 = 1112513298 and 1112513307.

It is not an unprimeable number, because it can be changed into a prime (1112513333) 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, 185418886 + ... + 185418891.

It is an arithmetic number, because the mean of its divisors is an integer number (370837778).

Almost surely, 2^1112513331 is an apocalyptic number.

1112513331 is a deficient number, since it is larger than the sum of its proper divisors (370837781).

1112513331 is an equidigital number, since it uses as much as digits as its factorization.

1112513331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370837780.

The product of its digits is 270, while the sum is 21.

The square root of 1112513331 is about 33354.3599998561. The cubic root of 1112513331 is about 1036.1796878165.

Adding to 1112513331 its reverse (1333152111), we get a palindrome (2445665442).

The spelling of 1112513331 in words is "one billion, one hundred twelve million, five hundred thirteen thousand, three hundred thirty-one".