1268747 has 2 divisors, whose sum is σ = 1268748. Its totient is φ = 1268746.

The previous prime is 1268741. The next prime is 1268753. The reversal of 1268747 is 7478621.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (1268741) and next prime (1268753).

It is an emirp because it is prime and its reverse (7478621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1268747 - 2⁴ = 1268731 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1268741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 634373 + 634374.

It is an arithmetic number, because the mean of its divisors is an integer number (634374).

2^1268747 is an apocalyptic number.

1268747 is a deficient number, since it is larger than the sum of its proper divisors (1).

1268747 is an equidigital number, since it uses as much as digits as its factorization.

1268747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18816, while the sum is 35.

The square root of 1268747 is about 1126.3867009158. The cubic root of 1268747 is about 108.2575870245.

The spelling of 1268747 in words is "one million, two hundred sixty-eight thousand, seven hundred forty-seven".