1009319 has 2 divisors, whose sum is σ = 1009320. Its totient is φ = 1009318.

The previous prime is 1009303. The next prime is 1009321. The reversal of 1009319 is 9139001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1009319 - 2⁴ = 1009303 is a prime.

It is a super-2 number, since 2×1009319² = 2037449687522, which contains 22 as substring.

Together with 1009321, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1009294 and 1009303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1009369) 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, 504659 + 504660.

It is an arithmetic number, because the mean of its divisors is an integer number (504660).

2^1009319 is an apocalyptic number.

1009319 is a deficient number, since it is larger than the sum of its proper divisors (1).

1009319 is an equidigital number, since it uses as much as digits as its factorization.

1009319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 243, while the sum is 23.

The square root of 1009319 is about 1004.6486948182. The cubic root of 1009319 is about 100.3096733675.

The spelling of 1009319 in words is "one million, nine thousand, three hundred nineteen".