1304071 has 2 divisors, whose sum is σ = 1304072. Its totient is φ = 1304070.

The previous prime is 1304033. The next prime is 1304081. The reversal of 1304071 is 1704031.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1304071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1304081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 652035 + 652036.

It is an arithmetic number, because the mean of its divisors is an integer number (652036).

2^1304071 is an apocalyptic number.

1304071 is a deficient number, since it is larger than the sum of its proper divisors (1).

1304071 is an equidigital number, since it uses as much as digits as its factorization.

1304071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 1304071 is about 1141.9592812355. The cubic root of 1304071 is about 109.2530942191.

The spelling of 1304071 in words is "one million, three hundred four thousand, seventy-one".