9930801173 has 2 divisors, whose sum is σ = 9930801174. Its totient is φ = 9930801172.

The previous prime is 9930801131. The next prime is 9930801203. The reversal of 9930801173 is 3711080399.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6576885604 + 3353915569 = 81098^2 + 57913^2 .

It is a cyclic number.

It is not a de Polignac number, because 9930801173 - 2³² = 5635833877 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9930801173.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9930801373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4965400586 + 4965400587.

It is an arithmetic number, because the mean of its divisors is an integer number (4965400587).

Almost surely, 2^9930801173 is an apocalyptic number.

It is an amenable number.

9930801173 is a deficient number, since it is larger than the sum of its proper divisors (1).

9930801173 is an equidigital number, since it uses as much as digits as its factorization.

9930801173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 41.

The square root of 9930801173 is about 99653.4052253108. The cubic root of 9930801173 is about 2149.4537045779.

The spelling of 9930801173 in words is "nine billion, nine hundred thirty million, eight hundred one thousand, one hundred seventy-three".