80919203 has 2 divisors, whose sum is σ = 80919204. Its totient is φ = 80919202.

The previous prime is 80919191. The next prime is 80919217. The reversal of 80919203 is 30291908.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80919203 - 2¹⁰ = 80918179 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 80919203.

It is not a weakly prime, because it can be changed into another prime (80919263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40459601 + 40459602.

It is an arithmetic number, because the mean of its divisors is an integer number (40459602).

Almost surely, 2^80919203 is an apocalyptic number.

80919203 is a deficient number, since it is larger than the sum of its proper divisors (1).

80919203 is an equidigital number, since it uses as much as digits as its factorization.

80919203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 80919203 is about 8995.5101578510. The cubic root of 80919203 is about 432.5309597270.

The spelling of 80919203 in words is "eighty million, nine hundred nineteen thousand, two hundred three".