1003025 has 12 divisors (see below), whose sum is σ = 1268892. Its totient is φ = 786240.

The previous prime is 1003019. The next prime is 1003039. The reversal of 1003025 is 5203001.

1003025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 1024 + 1002001 = 32^2 + 1001^2 .

It is not a de Polignac number, because 1003025 - 2⁸ = 1002769 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1002997 and 1003015.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 947 + ... + 1703.

It is an arithmetic number, because the mean of its divisors is an integer number (105741).

2^1003025 is an apocalyptic number.

It is an amenable number.

1003025 is a deficient number, since it is larger than the sum of its proper divisors (265867).

1003025 is an equidigital number, since it uses as much as digits as its factorization.

1003025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820 (or 815 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 11.

The square root of 1003025 is about 1001.5113578987. The cubic root of 1003025 is about 100.1007318302.

Adding to 1003025 its reverse (5203001), we get a palindrome (6206026).

It can be divided in two parts, 100 and 3025, that multiplied together give a square (302500 = 550²).

The spelling of 1003025 in words is "one million, three thousand, twenty-five".