805148299 has 2 divisors, whose sum is σ = 805148300. Its totient is φ = 805148298.

The previous prime is 805148293. The next prime is 805148341. The reversal of 805148299 is 992841508.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 805148299 - 2¹⁹ = 804624011 is a prime.

It is not a weakly prime, because it can be changed into another prime (805148293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402574149 + 402574150.

It is an arithmetic number, because the mean of its divisors is an integer number (402574150).

Almost surely, 2^805148299 is an apocalyptic number.

805148299 is a deficient number, since it is larger than the sum of its proper divisors (1).

805148299 is an equidigital number, since it uses as much as digits as its factorization.

805148299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 46.

The square root of 805148299 is about 28375.1352243474. The cubic root of 805148299 is about 930.3048674827.

The spelling of 805148299 in words is "eight hundred five million, one hundred forty-eight thousand, two hundred ninety-nine".