1301120303 has 4 divisors (see below), whose sum is σ = 1486994640. Its totient is φ = 1115245968.

The previous prime is 1301120297. The next prime is 1301120311. The reversal of 1301120303 is 3030211031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1301120303 - 2⁶ = 1301120239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301120393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92937158 + ... + 92937171.

It is an arithmetic number, because the mean of its divisors is an integer number (371748660).

Almost surely, 2^1301120303 is an apocalyptic number.

1301120303 is a deficient number, since it is larger than the sum of its proper divisors (185874337).

1301120303 is an equidigital number, since it uses as much as digits as its factorization.

1301120303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185874336.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 1301120303 is about 36071.0452163505. The cubic root of 1301120303 is about 1091.7063034874.

Adding to 1301120303 its reverse (3030211031), we get a palindrome (4331331334).

The spelling of 1301120303 in words is "one billion, three hundred one million, one hundred twenty thousand, three hundred three".