849682153 has 2 divisors, whose sum is σ = 849682154. Its totient is φ = 849682152.

The previous prime is 849682103. The next prime is 849682159. The reversal of 849682153 is 351286948.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 794506969 + 55175184 = 28187^2 + 7428^2 .

It is a cyclic number.

It is not a de Polignac number, because 849682153 - 2¹³ = 849673961 is a prime.

It is a super-2 number, since 2×849682153² = 1443919522253430818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (849682159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 424841076 + 424841077.

It is an arithmetic number, because the mean of its divisors is an integer number (424841077).

Almost surely, 2^849682153 is an apocalyptic number.

It is an amenable number.

849682153 is a deficient number, since it is larger than the sum of its proper divisors (1).

849682153 is an equidigital number, since it uses as much as digits as its factorization.

849682153 is an evil number, because the sum of its binary digits is even.

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

The square root of 849682153 is about 29149.3079334656. The cubic root of 849682153 is about 947.1501493803.

The spelling of 849682153 in words is "eight hundred forty-nine million, six hundred eighty-two thousand, one hundred fifty-three".