80503219 has 2 divisors, whose sum is σ = 80503220. Its totient is φ = 80503218.

The previous prime is 80503207. The next prime is 80503271. The reversal of 80503219 is 91230508.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80503219 - 2⁷ = 80503091 is a prime.

It is a super-2 number, since 2×80503219² = 12961536538723922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (80504219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40251609 + 40251610.

It is an arithmetic number, because the mean of its divisors is an integer number (40251610).

Almost surely, 2^80503219 is an apocalyptic number.

80503219 is a deficient number, since it is larger than the sum of its proper divisors (1).

80503219 is an equidigital number, since it uses as much as digits as its factorization.

80503219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 80503219 is about 8972.3586085265. The cubic root of 80503219 is about 431.7885106637.

The spelling of 80503219 in words is "eighty million, five hundred three thousand, two hundred nineteen".