1230001303 has 2 divisors, whose sum is σ = 1230001304. Its totient is φ = 1230001302.

The previous prime is 1230001243. The next prime is 1230001307. The reversal of 1230001303 is 3031000321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1230001303 - 2⁹ = 1230000791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1230001307) 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 as a sum of consecutive naturals, namely, 615000651 + 615000652.

It is an arithmetic number, because the mean of its divisors is an integer number (615000652).

Almost surely, 2^1230001303 is an apocalyptic number.

1230001303 is a deficient number, since it is larger than the sum of its proper divisors (1).

1230001303 is an equidigital number, since it uses as much as digits as its factorization.

1230001303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 1230001303 is about 35071.3744099087. The cubic root of 1230001303 is about 1071.4416480343.

Adding to 1230001303 its reverse (3031000321), we get a palindrome (4261001624).

The spelling of 1230001303 in words is "one billion, two hundred thirty million, one thousand, three hundred three".