1074399407 has 2 divisors, whose sum is σ = 1074399408. Its totient is φ = 1074399406.

The previous prime is 1074399379. The next prime is 1074399421. The reversal of 1074399407 is 7049934701.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1074399407 - 2¹⁸ = 1074137263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1074399467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 537199703 + 537199704.

It is an arithmetic number, because the mean of its divisors is an integer number (537199704).

Almost surely, 2^1074399407 is an apocalyptic number.

1074399407 is a deficient number, since it is larger than the sum of its proper divisors (1).

1074399407 is an equidigital number, since it uses as much as digits as its factorization.

1074399407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 190512, while the sum is 44.

The square root of 1074399407 is about 32778.0323845102. The cubic root of 1074399407 is about 1024.2089973470.

The spelling of 1074399407 in words is "one billion, seventy-four million, three hundred ninety-nine thousand, four hundred seven".