8894955247 has 2 divisors, whose sum is σ = 8894955248. Its totient is φ = 8894955246.

The previous prime is 8894955221. The next prime is 8894955257. The reversal of 8894955247 is 7425594988.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8894955247 - 2⁷ = 8894955119 is a prime.

It is a super-2 number, since 2×8894955247² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8894955257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4447477623 + 4447477624.

It is an arithmetic number, because the mean of its divisors is an integer number (4447477624).

Almost surely, 2^8894955247 is an apocalyptic number.

8894955247 is a deficient number, since it is larger than the sum of its proper divisors (1).

8894955247 is an equidigital number, since it uses as much as digits as its factorization.

8894955247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29030400, while the sum is 61.

The square root of 8894955247 is about 94313.0703932387. The cubic root of 8894955247 is about 2071.9594697695.

The spelling of 8894955247 in words is "eight billion, eight hundred ninety-four million, nine hundred fifty-five thousand, two hundred forty-seven".