1074399919 has 2 divisors, whose sum is σ = 1074399920. Its totient is φ = 1074399918.

The previous prime is 1074399899. The next prime is 1074399961. The reversal of 1074399919 is 9199934701.

It is a weak prime.

It is an emirp because it is prime and its reverse (9199934701) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1074399919 - 2⁹ = 1074399407 is a prime.

It is a super-2 number, since 2×1074399919² = 2308670371894413122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1074399019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 537199959 + 537199960.

It is an arithmetic number, because the mean of its divisors is an integer number (537199960).

Almost surely, 2^1074399919 is an apocalyptic number.

1074399919 is a deficient number, since it is larger than the sum of its proper divisors (1).

1074399919 is an equidigital number, since it uses as much as digits as its factorization.

1074399919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 551124, while the sum is 52.

The square root of 1074399919 is about 32778.0401946181. The cubic root of 1074399919 is about 1024.2091600409.

The spelling of 1074399919 in words is "one billion, seventy-four million, three hundred ninety-nine thousand, nine hundred nineteen".