1074743999 has 6 divisors (see below), whose sum is σ = 1250212464. Its totient is φ = 921209100.

The previous prime is 1074743963. The next prime is 1074744001. The reversal of 1074743999 is 9993474701.

It is a happy number.

It is not a de Polignac number, because 1074743999 - 2¹⁶ = 1074678463 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1074743999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1074743909) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10966727 + ... + 10966824.

It is an arithmetic number, because the mean of its divisors is an integer number (208368744).

Almost surely, 2^1074743999 is an apocalyptic number.

1074743999 is a deficient number, since it is larger than the sum of its proper divisors (175468465).

1074743999 is an equidigital number, since it uses as much as digits as its factorization.

1074743999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21933565 (or 21933558 counting only the distinct ones).

The product of its (nonzero) digits is 1714608, while the sum is 53.

The square root of 1074743999 is about 32783.2884104081. The cubic root of 1074743999 is about 1024.3184837878.

The spelling of 1074743999 in words is "one billion, seventy-four million, seven hundred forty-three thousand, nine hundred ninety-nine".