1003023525 has 48 divisors (see below), whose sum is σ = 1898025344. Its totient is φ = 457850880.

The previous prime is 1003023523. The next prime is 1003023533. The reversal of 1003023525 is 5253203001.

It is not a de Polignac number, because 1003023525 - 2¹ = 1003023523 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003023523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 604497 + ... + 606153.

Almost surely, 2^1003023525 is an apocalyptic number.

1003023525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1003023525 is a deficient number, since it is larger than the sum of its proper divisors (895001819).

1003023525 is a wasteful number, since it uses less digits than its factorization.

1003023525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2830 (or 2825 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 1003023525 is about 31670.5466482661. The cubic root of 1003023525 is about 1001.0068276246.

Adding to 1003023525 its reverse (5253203001), we get a palindrome (6256226526).

The spelling of 1003023525 in words is "one billion, three million, twenty-three thousand, five hundred twenty-five".