849114881 has 2 divisors, whose sum is σ = 849114882. Its totient is φ = 849114880.

The previous prime is 849114857. The next prime is 849114907. The reversal of 849114881 is 188411948.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 738969856 + 110145025 = 27184^2 + 10495^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-849114881 is a prime.

It is a super-2 number, since 2×849114881² = 1441992162271288322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (849114821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 424557440 + 424557441.

It is an arithmetic number, because the mean of its divisors is an integer number (424557441).

Almost surely, 2^849114881 is an apocalyptic number.

It is an amenable number.

849114881 is a deficient number, since it is larger than the sum of its proper divisors (1).

849114881 is an equidigital number, since it uses as much as digits as its factorization.

849114881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 73728, while the sum is 44.

The square root of 849114881 is about 29139.5758548404. The cubic root of 849114881 is about 946.9393209850.

The spelling of 849114881 in words is "eight hundred forty-nine million, one hundred fourteen thousand, eight hundred eighty-one".