80446061 has 2 divisors, whose sum is σ = 80446062. Its totient is φ = 80446060.

The previous prime is 80446043. The next prime is 80446099. The reversal of 80446061 is 16064408.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72352036 + 8094025 = 8506^2 + 2845^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80446061 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80446021) 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, 40223030 + 40223031.

It is an arithmetic number, because the mean of its divisors is an integer number (40223031).

Almost surely, 2^80446061 is an apocalyptic number.

It is an amenable number.

80446061 is a deficient number, since it is larger than the sum of its proper divisors (1).

80446061 is an equidigital number, since it uses as much as digits as its factorization.

80446061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 80446061 is about 8969.1728158175. The cubic root of 80446061 is about 431.6862952436.

The spelling of 80446061 in words is "eighty million, four hundred forty-six thousand, sixty-one".