9895020827 has 2 divisors, whose sum is σ = 9895020828. Its totient is φ = 9895020826.

The previous prime is 9895020823. The next prime is 9895020829. The reversal of 9895020827 is 7280205989.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9895020827 - 2² = 9895020823 is a prime.

It is a super-2 number, since 2×9895020827² (a number of 21 digits) contains 22 as substring.

Together with 9895020829, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (9895020823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4947510413 + 4947510414.

It is an arithmetic number, because the mean of its divisors is an integer number (4947510414).

Almost surely, 2^9895020827 is an apocalyptic number.

9895020827 is a deficient number, since it is larger than the sum of its proper divisors (1).

9895020827 is an equidigital number, since it uses as much as digits as its factorization.

9895020827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 50.

The square root of 9895020827 is about 99473.7192780083. The cubic root of 9895020827 is about 2146.8691279950.

The spelling of 9895020827 in words is "nine billion, eight hundred ninety-five million, twenty thousand, eight hundred twenty-seven".