1119442619 has 2 divisors, whose sum is σ = 1119442620. Its totient is φ = 1119442618.

The previous prime is 1119442609. The next prime is 1119442661. The reversal of 1119442619 is 9162449111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1119442619 is a prime.

It is a super-2 number, since 2×1119442619² = 2506303554467158322, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1119442609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 559721309 + 559721310.

It is an arithmetic number, because the mean of its divisors is an integer number (559721310).

Almost surely, 2^1119442619 is an apocalyptic number.

1119442619 is a deficient number, since it is larger than the sum of its proper divisors (1).

1119442619 is an equidigital number, since it uses as much as digits as its factorization.

1119442619 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 38.

The square root of 1119442619 is about 33458.0725535707. The cubic root of 1119442619 is about 1038.3265181203.

The spelling of 1119442619 in words is "one billion, one hundred nineteen million, four hundred forty-two thousand, six hundred nineteen".