80429 has 2 divisors, whose sum is σ = 80430. Its totient is φ = 80428.

The previous prime is 80407. The next prime is 80447. The reversal of 80429 is 92408.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51529 + 28900 = 227^2 + 170^2 .

It is a cyclic number.

It is not a de Polignac number, because 80429 - 2⁸ = 80173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40214 + 40215.

It is an arithmetic number, because the mean of its divisors is an integer number (40215).

2⁸⁰⁴²⁹ is an apocalyptic number.

It is an amenable number.

80429 is a deficient number, since it is larger than the sum of its proper divisors (1).

80429 is an equidigital number, since it uses as much as digits as its factorization.

80429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 80429 is about 283.6000705219. The cubic root of 80429 is about 43.1655775744.

The spelling of 80429 in words is "eighty thousand, four hundred twenty-nine".