9964598143 has 2 divisors, whose sum is σ = 9964598144. Its totient is φ = 9964598142.

The previous prime is 9964598107. The next prime is 9964598173. The reversal of 9964598143 is 3418954699.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9964598143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9964598173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4982299071 + 4982299072.

It is an arithmetic number, because the mean of its divisors is an integer number (4982299072).

Almost surely, 2^9964598143 is an apocalyptic number.

9964598143 is a deficient number, since it is larger than the sum of its proper divisors (1).

9964598143 is an equidigital number, since it uses as much as digits as its factorization.

9964598143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8398080, while the sum is 58.

The square root of 9964598143 is about 99822.8337756447. The cubic root of 9964598143 is about 2151.8893176740.

The spelling of 9964598143 in words is "nine billion, nine hundred sixty-four million, five hundred ninety-eight thousand, one hundred forty-three".