1213302003 has 16 divisors (see below), whose sum is σ = 1700407296. Its totient is φ = 768046400.

The previous prime is 1213302001. The next prime is 1213302007. The reversal of 1213302003 is 3002033121.

It is a cyclic number.

It is not a de Polignac number, because 1213302003 - 2¹ = 1213302001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1213302001) 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 15 ways as a sum of consecutive naturals, for example, 54723 + ... + 73628.

It is an arithmetic number, because the mean of its divisors is an integer number (106275456).

Almost surely, 2^1213302003 is an apocalyptic number.

1213302003 is a deficient number, since it is larger than the sum of its proper divisors (487105293).

1213302003 is a wasteful number, since it uses less digits than its factorization.

1213302003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128514.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 1213302003 is about 34832.4848812140. The cubic root of 1213302003 is about 1066.5706736640.

Adding to 1213302003 its reverse (3002033121), we get a palindrome (4215335124).

The spelling of 1213302003 in words is "one billion, two hundred thirteen million, three hundred two thousand, three".