80373859 has 2 divisors, whose sum is σ = 80373860. Its totient is φ = 80373858.

The previous prime is 80373851. The next prime is 80373863. The reversal of 80373859 is 95837308.

It is a happy number.

80373859 is nontrivially palindromic in base 3.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 80373859 - 2³ = 80373851 is a prime.

It is not a weakly prime, because it can be changed into another prime (80373851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40186929 + 40186930.

It is an arithmetic number, because the mean of its divisors is an integer number (40186930).

Almost surely, 2^80373859 is an apocalyptic number.

80373859 is a deficient number, since it is larger than the sum of its proper divisors (1).

80373859 is an equidigital number, since it uses as much as digits as its factorization.

80373859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 80373859 is about 8965.1469034255. The cubic root of 80373859 is about 431.5571074666.

The spelling of 80373859 in words is "eighty million, three hundred seventy-three thousand, eight hundred fifty-nine".