1252803 has 16 divisors (see below), whose sum is σ = 1817600. Its totient is φ = 764640.

The previous prime is 1252799. The next prime is 1252817. The reversal of 1252803 is 3082521.

It is not a de Polignac number, because 1252803 - 2² = 1252799 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1252803.

It is not an unprimeable number, because it can be changed into a prime (1252843) 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 15 ways as a sum of consecutive naturals, for example, 1413 + ... + 2121.

It is an arithmetic number, because the mean of its divisors is an integer number (113600).

2^1252803 is an apocalyptic number.

1252803 is a deficient number, since it is larger than the sum of its proper divisors (564797).

1252803 is a wasteful number, since it uses less digits than its factorization.

1252803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 762.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1252803 is about 1119.2868265105. The cubic root of 1252803 is about 107.8021927975.

The spelling of 1252803 in words is "one million, two hundred fifty-two thousand, eight hundred three".