1303859 has 2 divisors, whose sum is σ = 1303860. Its totient is φ = 1303858.

The previous prime is 1303831. The next prime is 1303867. The reversal of 1303859 is 9583031.

It is a strong prime.

It is an emirp because it is prime and its reverse (9583031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1303859 - 2¹² = 1299763 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1303879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651929 + 651930.

It is an arithmetic number, because the mean of its divisors is an integer number (651930).

2^1303859 is an apocalyptic number.

1303859 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303859 is an equidigital number, since it uses as much as digits as its factorization.

1303859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 1303859 is about 1141.8664545384. The cubic root of 1303859 is about 109.2471735519.

The spelling of 1303859 in words is "one million, three hundred three thousand, eight hundred fifty-nine".