1200130003 has 16 divisors (see below), whose sum is σ = 1279168000. Its totient is φ = 1122753312.

The previous prime is 1200129989. The next prime is 1200130021. The reversal of 1200130003 is 3000310021.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1200130003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1200131003) 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, 759268 + ... + 760846.

It is an arithmetic number, because the mean of its divisors is an integer number (79948000).

Almost surely, 2^1200130003 is an apocalyptic number.

1200130003 is a deficient number, since it is larger than the sum of its proper divisors (79037997).

1200130003 is a wasteful number, since it uses less digits than its factorization.

1200130003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2074.

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 1200130003 is about 34642.8925322352. The cubic root of 1200130003 is about 1062.6969424641.

Adding to 1200130003 its reverse (3000310021), we get a palindrome (4200440024).

The spelling of 1200130003 in words is "one billion, two hundred million, one hundred thirty thousand, three".