791734379 has 2 divisors, whose sum is σ = 791734380. Its totient is φ = 791734378.

The previous prime is 791734357. The next prime is 791734397. The reversal of 791734379 is 973437197.

Together with next prime (791734397) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-791734379 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (791784379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 395867189 + 395867190.

It is an arithmetic number, because the mean of its divisors is an integer number (395867190).

Almost surely, 2^791734379 is an apocalyptic number.

791734379 is a deficient number, since it is larger than the sum of its proper divisors (1).

791734379 is an equidigital number, since it uses as much as digits as its factorization.

791734379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1000188, while the sum is 50.

The square root of 791734379 is about 28137.7749475683. The cubic root of 791734379 is about 925.1095576102.

The spelling of 791734379 in words is "seven hundred ninety-one million, seven hundred thirty-four thousand, three hundred seventy-nine".