857460911 has 2 divisors, whose sum is σ = 857460912. Its totient is φ = 857460910.

The previous prime is 857460853. The next prime is 857460931. The reversal of 857460911 is 119064758.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 857460911 - 2¹⁰ = 857459887 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (857460931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 428730455 + 428730456.

It is an arithmetic number, because the mean of its divisors is an integer number (428730456).

Almost surely, 2^857460911 is an apocalyptic number.

857460911 is a deficient number, since it is larger than the sum of its proper divisors (1).

857460911 is an equidigital number, since it uses as much as digits as its factorization.

857460911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 41.

The square root of 857460911 is about 29282.4334883561. The cubic root of 857460911 is about 950.0317296881.

The spelling of 857460911 in words is "eight hundred fifty-seven million, four hundred sixty thousand, nine hundred eleven".