854685263 has 2 divisors, whose sum is σ = 854685264. Its totient is φ = 854685262.

The previous prime is 854685197. The next prime is 854685281. The reversal of 854685263 is 362586458.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 854685263 - 2¹⁴ = 854668879 is a prime.

It is a super-4 number, since 4×854685263⁴ (a number of 37 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (854684263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427342631 + 427342632.

It is an arithmetic number, because the mean of its divisors is an integer number (427342632).

Almost surely, 2^854685263 is an apocalyptic number.

854685263 is a deficient number, since it is larger than the sum of its proper divisors (1).

854685263 is an equidigital number, since it uses as much as digits as its factorization.

854685263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1382400, while the sum is 47.

The square root of 854685263 is about 29235.0006499059. Note that the first 3 decimals coincide. The cubic root of 854685263 is about 949.0055199855.

The spelling of 854685263 in words is "eight hundred fifty-four million, six hundred eighty-five thousand, two hundred sixty-three".