1793801139 has 16 divisors (see below), whose sum is σ = 2589210624. Its totient is φ = 1098093600.

The previous prime is 1793801123. The next prime is 1793801167. The reversal of 1793801139 is 9311083971.

It is not a de Polignac number, because 1793801139 - 2⁴ = 1793801123 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1793801139.

It is not an unprimeable number, because it can be changed into a prime (1793801239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112957 + ... + 127854.

It is an arithmetic number, because the mean of its divisors is an integer number (161825664).

Almost surely, 2^1793801139 is an apocalyptic number.

1793801139 is a deficient number, since it is larger than the sum of its proper divisors (795409485).

1793801139 is a wasteful number, since it uses less digits than its factorization.

1793801139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241018.

The product of its (nonzero) digits is 40824, while the sum is 42.

The square root of 1793801139 is about 42353.2895888855. The cubic root of 1793801139 is about 1215.0423958517.

The spelling of 1793801139 in words is "one billion, seven hundred ninety-three million, eight hundred one thousand, one hundred thirty-nine".