1263347 has 2 divisors, whose sum is σ = 1263348. Its totient is φ = 1263346.

The previous prime is 1263341. The next prime is 1263373. The reversal of 1263347 is 7433621.

It is an a-pointer prime, because the next prime (1263373) can be obtained adding 1263347 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1263347 - 2⁴ = 1263331 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1263341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 631673 + 631674.

It is an arithmetic number, because the mean of its divisors is an integer number (631674).

2^1263347 is an apocalyptic number.

1263347 is a deficient number, since it is larger than the sum of its proper divisors (1).

1263347 is an equidigital number, since it uses as much as digits as its factorization.

1263347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 26.

The square root of 1263347 is about 1123.9870995701. The cubic root of 1263347 is about 108.1037811281.

Adding to 1263347 its reverse (7433621), we get a palindrome (8696968).

The spelling of 1263347 in words is "one million, two hundred sixty-three thousand, three hundred forty-seven".