10198943873 has 2 divisors, whose sum is σ = 10198943874. Its totient is φ = 10198943872.

The previous prime is 10198943831. The next prime is 10198943879. The reversal of 10198943873 is 37834989101.

10198943873 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8804444224 + 1394499649 = 93832^2 + 37343^2 .

It is a cyclic number.

It is not a de Polignac number, because 10198943873 - 2¹⁶ = 10198878337 is a prime.

It is a super-2 number, since 2×10198943873² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10198943879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5099471936 + 5099471937.

It is an arithmetic number, because the mean of its divisors is an integer number (5099471937).

Almost surely, 2^10198943873 is an apocalyptic number.

It is an amenable number.

10198943873 is a deficient number, since it is larger than the sum of its proper divisors (1).

10198943873 is an equidigital number, since it uses as much as digits as its factorization.

10198943873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1306368, while the sum is 53.

The spelling of 10198943873 in words is "ten billion, one hundred ninety-eight million, nine hundred forty-three thousand, eight hundred seventy-three".