1304783 has 2 divisors, whose sum is σ = 1304784. Its totient is φ = 1304782.

The previous prime is 1304753. The next prime is 1304803. The reversal of 1304783 is 3874031.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1304783 - 2¹⁶ = 1239247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1304713) 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, 652391 + 652392.

It is an arithmetic number, because the mean of its divisors is an integer number (652392).

2^1304783 is an apocalyptic number.

1304783 is a deficient number, since it is larger than the sum of its proper divisors (1).

1304783 is an equidigital number, since it uses as much as digits as its factorization.

1304783 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 1304783 is about 1142.2709836112. The cubic root of 1304783 is about 109.2729740289.

It can be divided in two parts, 130 and 4783, that added together give a cube (4913 = 17³).

The spelling of 1304783 in words is "one million, three hundred four thousand, seven hundred eighty-three".