1320752794 has 8 divisors (see below), whose sum is σ = 1981894068. Its totient is φ = 660121440.

The previous prime is 1320752779. The next prime is 1320752801. The reversal of 1320752794 is 4972570231.

It can be written as a sum of positive squares in 2 ways, for example, as 1230255625 + 90497169 = 35075^2 + 9513^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120937 + ... + 131404.

Almost surely, 2^1320752794 is an apocalyptic number.

1320752794 is a deficient number, since it is larger than the sum of its proper divisors (661141274).

1320752794 is a wasteful number, since it uses less digits than its factorization.

1320752794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254960.

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 1320752794 is about 36342.1627589773. The cubic root of 1320752794 is about 1097.1698026484.

The spelling of 1320752794 in words is "one billion, three hundred twenty million, seven hundred fifty-two thousand, seven hundred ninety-four".