8145396179 has 2 divisors, whose sum is σ = 8145396180. Its totient is φ = 8145396178.

The previous prime is 8145396173. The next prime is 8145396221. The reversal of 8145396179 is 9716935418.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8145396179 - 2¹² = 8145392083 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8145396179.

It is not a weakly prime, because it can be changed into another prime (8145396173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4072698089 + 4072698090.

It is an arithmetic number, because the mean of its divisors is an integer number (4072698090).

Almost surely, 2^8145396179 is an apocalyptic number.

8145396179 is a deficient number, since it is larger than the sum of its proper divisors (1).

8145396179 is an equidigital number, since it uses as much as digits as its factorization.

8145396179 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1632960, while the sum is 53.

The square root of 8145396179 is about 90251.8486181862. The cubic root of 8145396179 is about 2012.0436775870.

The spelling of 8145396179 in words is "eight billion, one hundred forty-five million, three hundred ninety-six thousand, one hundred seventy-nine".