1112440313 has 4 divisors (see below), whose sum is σ = 1112834448. Its totient is φ = 1112046180.

The previous prime is 1112440309. The next prime is 1112440337. The reversal of 1112440313 is 3130442111.

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 not a de Polignac number, because 1112440313 - 2² = 1112440309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1112440393) 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, 192803 + ... + 198488.

It is an arithmetic number, because the mean of its divisors is an integer number (278208612).

Almost surely, 2^1112440313 is an apocalyptic number.

It is an amenable number.

1112440313 is a deficient number, since it is larger than the sum of its proper divisors (394135).

1112440313 is an equidigital number, since it uses as much as digits as its factorization.

1112440313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394134.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1112440313 is about 33353.2654023560. The cubic root of 1112440313 is about 1036.1570179986.

Adding to 1112440313 its reverse (3130442111), we get a palindrome (4242882424).

The spelling of 1112440313 in words is "one billion, one hundred twelve million, four hundred forty thousand, three hundred thirteen".