860791 has 2 divisors, whose sum is σ = 860792. Its totient is φ = 860790.

The previous prime is 860789. The next prime is 860809. The reversal of 860791 is 197068.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 860791 - 2¹ = 860789 is a prime.

It is a super-2 number, since 2×860791² = 1481922291362, which contains 22 as substring.

Together with 860789, it forms a pair of twin primes.

860791 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (860701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 430395 + 430396.

It is an arithmetic number, because the mean of its divisors is an integer number (430396).

2⁸⁶⁰⁷⁹¹ is an apocalyptic number.

860791 is a deficient number, since it is larger than the sum of its proper divisors (1).

860791 is an equidigital number, since it uses as much as digits as its factorization.

860791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 860791 is about 927.7882301474. The cubic root of 860791 is about 95.1260008598.

The spelling of 860791 in words is "eight hundred sixty thousand, seven hundred ninety-one".