1123274419 has 2 divisors, whose sum is σ = 1123274420. Its totient is φ = 1123274418.

The previous prime is 1123274413. The next prime is 1123274459. The reversal of 1123274419 is 9144723211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1123274419 - 2⁵ = 1123274387 is a prime.

It is a super-2 number, since 2×1123274419² = 2523490840759575122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1123274413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561637209 + 561637210.

It is an arithmetic number, because the mean of its divisors is an integer number (561637210).

Almost surely, 2^1123274419 is an apocalyptic number.

1123274419 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123274419 is an equidigital number, since it uses as much as digits as its factorization.

1123274419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 34.

The square root of 1123274419 is about 33515.2863481725. The cubic root of 1123274419 is about 1039.5098833978.

The spelling of 1123274419 in words is "one billion, one hundred twenty-three million, two hundred seventy-four thousand, four hundred nineteen".