854640883 has 2 divisors, whose sum is σ = 854640884. Its totient is φ = 854640882.

The previous prime is 854640851. The next prime is 854640893. The reversal of 854640883 is 388046458.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 854640883 - 2⁵ = 854640851 is a prime.

It is a super-2 number, since 2×854640883² = 1460822077790039378, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (854640803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427320441 + 427320442.

It is an arithmetic number, because the mean of its divisors is an integer number (427320442).

Almost surely, 2^854640883 is an apocalyptic number.

854640883 is a deficient number, since it is larger than the sum of its proper divisors (1).

854640883 is an equidigital number, since it uses as much as digits as its factorization.

854640883 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 737280, while the sum is 46.

The square root of 854640883 is about 29234.2416183489. The cubic root of 854640883 is about 948.9890938241.

The spelling of 854640883 in words is "eight hundred fifty-four million, six hundred forty thousand, eight hundred eighty-three".