9963885167 has 2 divisors, whose sum is σ = 9963885168. Its totient is φ = 9963885166.

The previous prime is 9963885157. The next prime is 9963885227. The reversal of 9963885167 is 7615883699.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9963885167 - 2²² = 9959690863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9963885157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4981942583 + 4981942584.

It is an arithmetic number, because the mean of its divisors is an integer number (4981942584).

Almost surely, 2^9963885167 is an apocalyptic number.

9963885167 is a deficient number, since it is larger than the sum of its proper divisors (1).

9963885167 is an equidigital number, since it uses as much as digits as its factorization.

9963885167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19595520, while the sum is 62.

The square root of 9963885167 is about 99819.2625047891. The cubic root of 9963885167 is about 2151.8379932416.

The spelling of 9963885167 in words is "nine billion, nine hundred sixty-three million, eight hundred eighty-five thousand, one hundred sixty-seven".