1003133445 has 16 divisors (see below), whose sum is σ = 1615240320. Its totient is φ = 531595584.

The previous prime is 1003133437. The next prime is 1003133473. The reversal of 1003133445 is 5443313001.

It is a happy number.

1003133445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1003133445 - 2³ = 1003133437 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210625 + ... + 215334.

It is an arithmetic number, because the mean of its divisors is an integer number (100952520).

Almost surely, 2^1003133445 is an apocalyptic number.

1003133445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1003133445 is a deficient number, since it is larger than the sum of its proper divisors (612106875).

1003133445 is a wasteful number, since it uses less digits than its factorization.

1003133445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426124.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 1003133445 is about 31672.2819670449. The cubic root of 1003133445 is about 1001.0433926199.

Adding to 1003133445 its reverse (5443313001), we get a palindrome (6446446446).

The spelling of 1003133445 in words is "one billion, three million, one hundred thirty-three thousand, four hundred forty-five".