1301022003 has 8 divisors (see below), whose sum is σ = 1736875728. Its totient is φ = 866258144.

The previous prime is 1301021971. The next prime is 1301022031. The reversal of 1301022003 is 3002201031.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1301022003 - 2⁵ = 1301021971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1301022003.

It is not an unprimeable number, because it can be changed into a prime (1301022703) 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 7 ways as a sum of consecutive naturals, for example, 269676 + ... + 274457.

It is an arithmetic number, because the mean of its divisors is an integer number (217109466).

Almost surely, 2^1301022003 is an apocalyptic number.

1301022003 is a deficient number, since it is larger than the sum of its proper divisors (435853725).

1301022003 is an equidigital number, since it uses as much as digits as its factorization.

1301022003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544933.

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

The square root of 1301022003 is about 36069.6826018749. The cubic root of 1301022003 is about 1091.6788098902.

Adding to 1301022003 its reverse (3002201031), we get a palindrome (4303223034).

The spelling of 1301022003 in words is "one billion, three hundred one million, twenty-two thousand, three".