80799853 has 2 divisors, whose sum is σ = 80799854. Its totient is φ = 80799852.

The previous prime is 80799841. The next prime is 80799907. The reversal of 80799853 is 35899708.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68112009 + 12687844 = 8253^2 + 3562^2 .

It is a cyclic number.

It is not a de Polignac number, because 80799853 - 2¹³ = 80791661 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 80799797 and 80799806.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80799833) 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, 40399926 + 40399927.

It is an arithmetic number, because the mean of its divisors is an integer number (40399927).

Almost surely, 2^80799853 is an apocalyptic number.

It is an amenable number.

80799853 is a deficient number, since it is larger than the sum of its proper divisors (1).

80799853 is an equidigital number, since it uses as much as digits as its factorization.

80799853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 49.

The square root of 80799853 is about 8988.8738449263. The cubic root of 80799853 is about 432.3182044155.

The spelling of 80799853 in words is "eighty million, seven hundred ninety-nine thousand, eight hundred fifty-three".