1303001121 has 8 divisors (see below), whose sum is σ = 1737677440. Its totient is φ = 868496112.

The previous prime is 1303001113. The next prime is 1303001123. The reversal of 1303001121 is 1211003031.

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

It is not a de Polignac number, because 1303001121 - 2³ = 1303001113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1303001097 and 1303001106.

It is not an unprimeable number, because it can be changed into a prime (1303001123) 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, 23881 + ... + 56358.

It is an arithmetic number, because the mean of its divisors is an integer number (217209680).

Almost surely, 2^1303001121 is an apocalyptic number.

It is an amenable number.

1303001121 is a deficient number, since it is larger than the sum of its proper divisors (434676319).

1303001121 is an equidigital number, since it uses as much as digits as its factorization.

1303001121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85655.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1303001121 is about 36097.1068231237. The cubic root of 1303001121 is about 1092.2320843038.

Adding to 1303001121 its reverse (1211003031), we get a palindrome (2514004152).

The spelling of 1303001121 in words is "one billion, three hundred three million, one thousand, one hundred twenty-one".