8849253509 has 2 divisors, whose sum is σ = 8849253510. Its totient is φ = 8849253508.

The previous prime is 8849253463. The next prime is 8849253529. The reversal of 8849253509 is 9053529488.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6556950625 + 2292302884 = 80975^2 + 47878^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8849253509 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8849253529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4424626754 + 4424626755.

It is an arithmetic number, because the mean of its divisors is an integer number (4424626755).

Almost surely, 2^8849253509 is an apocalyptic number.

It is an amenable number.

8849253509 is a deficient number, since it is larger than the sum of its proper divisors (1).

8849253509 is an equidigital number, since it uses as much as digits as its factorization.

8849253509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3110400, while the sum is 53.

The square root of 8849253509 is about 94070.4709725640. The cubic root of 8849253509 is about 2068.4048411489.

The spelling of 8849253509 in words is "eight billion, eight hundred forty-nine million, two hundred fifty-three thousand, five hundred nine".