8190403073 has 2 divisors, whose sum is σ = 8190403074. Its totient is φ = 8190403072.

The previous prime is 8190403031. The next prime is 8190403087. The reversal of 8190403073 is 3703040918.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5327832064 + 2862571009 = 72992^2 + 53503^2 .

It is a cyclic number.

It is not a de Polignac number, because 8190403073 - 2²⁸ = 7921967617 is a prime.

It is not a weakly prime, because it can be changed into another prime (8190403003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4095201536 + 4095201537.

It is an arithmetic number, because the mean of its divisors is an integer number (4095201537).

Almost surely, 2^8190403073 is an apocalyptic number.

It is an amenable number.

8190403073 is a deficient number, since it is larger than the sum of its proper divisors (1).

8190403073 is an equidigital number, since it uses as much as digits as its factorization.

8190403073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 8190403073 is about 90500.8457032309. The cubic root of 8190403073 is about 2015.7426816095.

The spelling of 8190403073 in words is "eight billion, one hundred ninety million, four hundred three thousand, seventy-three".