1392794772433 has 4 divisors (see below), whose sum is σ = 1392799594480. Its totient is φ = 1392789950388.

The previous prime is 1392794772401. The next prime is 1392794772443. The reversal of 1392794772433 is 3342774972931.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1392794772433 - 2⁵ = 1392794772401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1392794772443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1948143 + ... + 2565316.

It is an arithmetic number, because the mean of its divisors is an integer number (348199898620).

Almost surely, 2^{1392794772433} is an apocalyptic number.

It is an amenable number.

1392794772433 is a deficient number, since it is larger than the sum of its proper divisors (4822047).

1392794772433 is an equidigital number, since it uses as much as digits as its factorization.

1392794772433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4822046.

The product of its digits is 48009024, while the sum is 61.

The spelling of 1392794772433 in words is "one trillion, three hundred ninety-two billion, seven hundred ninety-four million, seven hundred seventy-two thousand, four hundred thirty-three".