1121004419 has 2 divisors, whose sum is σ = 1121004420. Its totient is φ = 1121004418.

The previous prime is 1121004397. The next prime is 1121004421. The reversal of 1121004419 is 9144001211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1121004419 - 2¹⁶ = 1120938883 is a prime.

It is a super-2 number, since 2×1121004419² = 2513301814835055122, which contains 22 as substring.

Together with 1121004421, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1121004394 and 1121004403.

It is not a weakly prime, because it can be changed into another prime (1121004119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560502209 + 560502210.

It is an arithmetic number, because the mean of its divisors is an integer number (560502210).

Almost surely, 2^1121004419 is an apocalyptic number.

1121004419 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121004419 is an equidigital number, since it uses as much as digits as its factorization.

1121004419 is an odious number, because the sum of its binary digits is odd.

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

The square root of 1121004419 is about 33481.4040774876. The cubic root of 1121004419 is about 1038.8091704557.

The spelling of 1121004419 in words is "one billion, one hundred twenty-one million, four thousand, four hundred nineteen".