805302401 has 2 divisors, whose sum is σ = 805302402. Its totient is φ = 805302400.

The previous prime is 805302397. The next prime is 805302451. The reversal of 805302401 is 104203508.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 686492401 + 118810000 = 26201^2 + 10900^2 .

It is a cyclic number.

It is not a de Polignac number, because 805302401 - 2² = 805302397 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (805302451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402651200 + 402651201.

It is an arithmetic number, because the mean of its divisors is an integer number (402651201).

Almost surely, 2^805302401 is an apocalyptic number.

It is an amenable number.

805302401 is a deficient number, since it is larger than the sum of its proper divisors (1).

805302401 is an equidigital number, since it uses as much as digits as its factorization.

805302401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 805302401 is about 28377.8505352326. The cubic root of 805302401 is about 930.3642158436.

Adding to 805302401 its reverse (104203508), we get a palindrome (909505909).

The spelling of 805302401 in words is "eight hundred five million, three hundred two thousand, four hundred one".