1304371 has 2 divisors, whose sum is σ = 1304372. Its totient is φ = 1304370.

The previous prime is 1304357. The next prime is 1304389. The reversal of 1304371 is 1734031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1304371 - 2⁷ = 1304243 is a prime.

It is not a weakly prime, because it can be changed into another prime (1304321) 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, 652185 + 652186.

It is an arithmetic number, because the mean of its divisors is an integer number (652186).

2^1304371 is an apocalyptic number.

1304371 is a deficient number, since it is larger than the sum of its proper divisors (1).

1304371 is an equidigital number, since it uses as much as digits as its factorization.

1304371 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 1304371 is about 1142.0906268769. The cubic root of 1304371 is about 109.2614714254.

The spelling of 1304371 in words is "one million, three hundred four thousand, three hundred seventy-one".