8173998601 has 2 divisors, whose sum is σ = 8173998602. Its totient is φ = 8173998600.

The previous prime is 8173998577. The next prime is 8173998641. The reversal of 8173998601 is 1068993718.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7963777600 + 210221001 = 89240^2 + 14499^2 .

It is a cyclic number.

It is not a de Polignac number, because 8173998601 - 2¹¹ = 8173996553 is a prime.

It is not a weakly prime, because it can be changed into another prime (8173998641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4086999300 + 4086999301.

It is an arithmetic number, because the mean of its divisors is an integer number (4086999301).

Almost surely, 2^8173998601 is an apocalyptic number.

It is an amenable number.

8173998601 is a deficient number, since it is larger than the sum of its proper divisors (1).

8173998601 is an equidigital number, since it uses as much as digits as its factorization.

8173998601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 52.

The square root of 8173998601 is about 90410.1686814044. The cubic root of 8173998601 is about 2014.3960122076.

The spelling of 8173998601 in words is "eight billion, one hundred seventy-three million, nine hundred ninety-eight thousand, six hundred one".