1263317 has 4 divisors (see below), whose sum is σ = 1378176. Its totient is φ = 1148460.

The previous prime is 1263307. The next prime is 1263319. The reversal of 1263317 is 7133621.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1263317 - 2¹⁰ = 1262293 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1263292 and 1263301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1263319) 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 in 3 ways as a sum of consecutive naturals, for example, 57413 + ... + 57434.

It is an arithmetic number, because the mean of its divisors is an integer number (344544).

2^1263317 is an apocalyptic number.

It is an amenable number.

1263317 is a deficient number, since it is larger than the sum of its proper divisors (114859).

1263317 is a wasteful number, since it uses less digits than its factorization.

1263317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114858.

The product of its digits is 756, while the sum is 23.

The square root of 1263317 is about 1123.9737541420. The cubic root of 1263317 is about 108.1029254278.

Adding to 1263317 its reverse (7133621), we get a palindrome (8396938).

It can be divided in two parts, 126 and 3317, that added together give a palindrome (3443).

The spelling of 1263317 in words is "one million, two hundred sixty-three thousand, three hundred seventeen".