1275003 has 6 divisors (see below), whose sum is σ = 1841684. Its totient is φ = 849996.

The previous prime is 1274989. The next prime is 1275011. The reversal of 1275003 is 3005721.

It is not a de Polignac number, because 1275003 - 2⁶ = 1274939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1275203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 70825 + ... + 70842.

2^1275003 is an apocalyptic number.

1275003 is a deficient number, since it is larger than the sum of its proper divisors (566681).

1275003 is a wasteful number, since it uses less digits than its factorization.

1275003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141673 (or 141670 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 18.

The square root of 1275003 is about 1129.1603074852. The cubic root of 1275003 is about 108.4352293096.

The spelling of 1275003 in words is "one million, two hundred seventy-five thousand, three".