1201302003 has 16 divisors (see below), whose sum is σ = 1807603200. Its totient is φ = 702955680.

The previous prime is 1201301963. The next prime is 1201302007. The reversal of 1201302003 is 3002031021.

It is a happy number.

It is not a de Polignac number, because 1201302003 - 2⁸ = 1201301747 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1201302003.

It is not an unprimeable number, because it can be changed into a prime (1201302007) 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, 626683 + ... + 628596.

It is an arithmetic number, because the mean of its divisors is an integer number (112975200).

Almost surely, 2^1201302003 is an apocalyptic number.

1201302003 is a deficient number, since it is larger than the sum of its proper divisors (606301197).

1201302003 is a wasteful number, since it uses less digits than its factorization.

1201302003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255322.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1201302003 is about 34659.8038511472. The cubic root of 1201302003 is about 1063.0427593351.

Adding to 1201302003 its reverse (3002031021), we get a palindrome (4203333024).

The spelling of 1201302003 in words is "one billion, two hundred one million, three hundred two thousand, three".