853289461 has 2 divisors, whose sum is σ = 853289462. Its totient is φ = 853289460.

The previous prime is 853289441. The next prime is 853289471. The reversal of 853289461 is 164982358.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 661466961 + 191822500 = 25719^2 + 13850^2 .

It is a cyclic number.

It is not a de Polignac number, because 853289461 - 2²⁵ = 819735029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (853289401) 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, 426644730 + 426644731.

It is an arithmetic number, because the mean of its divisors is an integer number (426644731).

Almost surely, 2^853289461 is an apocalyptic number.

It is an amenable number.

853289461 is a deficient number, since it is larger than the sum of its proper divisors (1).

853289461 is an equidigital number, since it uses as much as digits as its factorization.

853289461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 414720, while the sum is 46.

The square root of 853289461 is about 29211.1187906249. The cubic root of 853289461 is about 948.4886257929.

The spelling of 853289461 in words is "eight hundred fifty-three million, two hundred eighty-nine thousand, four hundred sixty-one".