1003512323 has 4 divisors (see below), whose sum is σ = 1094740728. Its totient is φ = 912283920.

The previous prime is 1003512313. The next prime is 1003512337. The reversal of 1003512323 is 3232153001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1003512323 - 2¹² = 1003508227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1003512295 and 1003512304.

It is not an unprimeable number, because it can be changed into a prime (1003512313) 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 3 ways as a sum of consecutive naturals, for example, 45614186 + ... + 45614207.

It is an arithmetic number, because the mean of its divisors is an integer number (273685182).

Almost surely, 2^1003512323 is an apocalyptic number.

1003512323 is a deficient number, since it is larger than the sum of its proper divisors (91228405).

1003512323 is an equidigital number, since it uses as much as digits as its factorization.

1003512323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91228404.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 1003512323 is about 31678.2626259711. The cubic root of 1003512323 is about 1001.1694062892.

Adding to 1003512323 its reverse (3232153001), we get a palindrome (4235665324).

The spelling of 1003512323 in words is "one billion, three million, five hundred twelve thousand, three hundred twenty-three".