1047317 has 2 divisors, whose sum is σ = 1047318. Its totient is φ = 1047316.

The previous prime is 1047313. The next prime is 1047323. The reversal of 1047317 is 7137401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 703921 + 343396 = 839^2 + 586^2 .

It is a cyclic number.

It is not a de Polignac number, because 1047317 - 2² = 1047313 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1047292 and 1047301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1047311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523658 + 523659.

It is an arithmetic number, because the mean of its divisors is an integer number (523659).

2^1047317 is an apocalyptic number.

It is an amenable number.

1047317 is a deficient number, since it is larger than the sum of its proper divisors (1).

1047317 is an equidigital number, since it uses as much as digits as its factorization.

1047317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 1047317 is about 1023.3850692677. The cubic root of 1047317 is about 101.5529906836.

The spelling of 1047317 in words is "one million, forty-seven thousand, three hundred seventeen".