1003525523 has 16 divisors (see below), whose sum is σ = 1347392256. Its totient is φ = 721815840.

The previous prime is 1003525499. The next prime is 1003525561. The reversal of 1003525523 is 3255253001.

It is a cyclic number.

It is not a de Polignac number, because 1003525523 - 2¹⁴ = 1003509139 is a prime.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1003525492 and 1003525501.

It is not an unprimeable number, because it can be changed into a prime (1003521523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 500261 + ... + 502262.

It is an arithmetic number, because the mean of its divisors is an integer number (84212016).

Almost surely, 2^1003525523 is an apocalyptic number.

1003525523 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1003525523 is a deficient number, since it is larger than the sum of its proper divisors (343866733).

1003525523 is a wasteful number, since it uses less digits than its factorization.

1003525523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002554.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 1003525523 is about 31678.4709700453. The cubic root of 1003525523 is about 1001.1737959972.

Adding to 1003525523 its reverse (3255253001), we get a palindrome (4258778524).

The spelling of 1003525523 in words is "one billion, three million, five hundred twenty-five thousand, five hundred twenty-three".