854259079 has 2 divisors, whose sum is σ = 854259080. Its totient is φ = 854259078.

The previous prime is 854259073. The next prime is 854259083. The reversal of 854259079 is 970952458.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 854259079 - 2⁵ = 854259047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (854259073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427129539 + 427129540.

It is an arithmetic number, because the mean of its divisors is an integer number (427129540).

Almost surely, 2^854259079 is an apocalyptic number.

854259079 is a deficient number, since it is larger than the sum of its proper divisors (1).

854259079 is an equidigital number, since it uses as much as digits as its factorization.

854259079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 907200, while the sum is 49.

The square root of 854259079 is about 29227.7108066985. The cubic root of 854259079 is about 948.8477550044.

The spelling of 854259079 in words is "eight hundred fifty-four million, two hundred fifty-nine thousand, seventy-nine".