1112440019 has 2 divisors, whose sum is σ = 1112440020. Its totient is φ = 1112440018.

The previous prime is 1112440009. The next prime is 1112440031. The reversal of 1112440019 is 9100442111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1112440019 - 2⁸ = 1112439763 is a prime.

It is a super-2 number, since 2×1112440019² = 2475045591745440722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 1112439976 and 1112440003.

It is not a weakly prime, because it can be changed into another prime (1112440009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556220009 + 556220010.

It is an arithmetic number, because the mean of its divisors is an integer number (556220010).

Almost surely, 2^1112440019 is an apocalyptic number.

1112440019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112440019 is an equidigital number, since it uses as much as digits as its factorization.

1112440019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 1112440019 is about 33353.2609949912. The cubic root of 1112440019 is about 1036.1569267187.

The spelling of 1112440019 in words is "one billion, one hundred twelve million, four hundred forty thousand, nineteen".