1330796273 has 4 divisors (see below), whose sum is σ = 1331742180. Its totient is φ = 1329850368.

The previous prime is 1330796249. The next prime is 1330796281. The reversal of 1330796273 is 3726970331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 426711649 + 904084624 = 20657^2 + 30068^2 .

It is a cyclic number.

It is not a de Polignac number, because 1330796273 - 2¹⁸ = 1330534129 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 1330796273.

It is not an unprimeable number, because it can be changed into a prime (1330796473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 470840 + ... + 473657.

It is an arithmetic number, because the mean of its divisors is an integer number (332935545).

Almost surely, 2^1330796273 is an apocalyptic number.

It is an amenable number.

1330796273 is a deficient number, since it is larger than the sum of its proper divisors (945907).

1330796273 is an equidigital number, since it uses as much as digits as its factorization.

1330796273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 945906.

The product of its (nonzero) digits is 142884, while the sum is 41.

The square root of 1330796273 is about 36480.0804960735. The cubic root of 1330796273 is about 1099.9438739958.

The spelling of 1330796273 in words is "one billion, three hundred thirty million, seven hundred ninety-six thousand, two hundred seventy-three".