1119155419 has 2 divisors, whose sum is σ = 1119155420. Its totient is φ = 1119155418.

The previous prime is 1119155381. The next prime is 1119155497. The reversal of 1119155419 is 9145519111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1119155419 - 2²⁵ = 1085600987 is a prime.

It is a super-2 number, since 2×1119155419² = 2505017703754131122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1119153419) 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, 559577709 + 559577710.

It is an arithmetic number, because the mean of its divisors is an integer number (559577710).

Almost surely, 2^1119155419 is an apocalyptic number.

1119155419 is a deficient number, since it is larger than the sum of its proper divisors (1).

1119155419 is an equidigital number, since it uses as much as digits as its factorization.

1119155419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8100, while the sum is 37.

The square root of 1119155419 is about 33453.7803394474. The cubic root of 1119155419 is about 1038.2377141397.

The spelling of 1119155419 in words is "one billion, one hundred nineteen million, one hundred fifty-five thousand, four hundred nineteen".