301422409 has 2 divisors, whose sum is σ = 301422410. Its totient is φ = 301422408.

The previous prime is 301422397. The next prime is 301422413. The reversal of 301422409 is 904224103.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 193989184 + 107433225 = 13928^2 + 10365^2 .

It is a cyclic number.

It is not a de Polignac number, because 301422409 - 2⁷ = 301422281 is a prime.

It is not a weakly prime, because it can be changed into another prime (301422449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150711204 + 150711205.

It is an arithmetic number, because the mean of its divisors is an integer number (150711205).

Almost surely, 2^301422409 is an apocalyptic number.

It is an amenable number.

301422409 is a deficient number, since it is larger than the sum of its proper divisors (1).

301422409 is an equidigital number, since it uses as much as digits as its factorization.

301422409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 301422409 is about 17361.5209299186. The cubic root of 301422409 is about 670.4892906202.

The spelling of 301422409 in words is "three hundred one million, four hundred twenty-two thousand, four hundred nine".