1275268 has 6 divisors (see below), whose sum is σ = 2231726. Its totient is φ = 637632.

The previous prime is 1275227. The next prime is 1275269. The reversal of 1275268 is 8625721.

It can be written as a sum of positive squares in only one way, i.e., 1258884 + 16384 = 1122^2 + 128^2 .

It is not an unprimeable number, because it can be changed into a prime (1275269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159405 + ... + 159412.

2^1275268 is an apocalyptic number.

It is an amenable number.

1275268 is a deficient number, since it is larger than the sum of its proper divisors (956458).

1275268 is a wasteful number, since it uses less digits than its factorization.

1275268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318821 (or 318819 counting only the distinct ones).

The product of its digits is 6720, while the sum is 31.

The square root of 1275268 is about 1129.2776452228. The cubic root of 1275268 is about 108.4427412776.

The spelling of 1275268 in words is "one million, two hundred seventy-five thousand, two hundred sixty-eight".