1303101113 has 4 divisors (see below), whose sum is σ = 1338320100. Its totient is φ = 1267882128.

The previous prime is 1303101083. The next prime is 1303101161. The reversal of 1303101113 is 3111013031.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 990801529 + 312299584 = 31477^2 + 17672^2 .

It is a cyclic number.

It is not a de Polignac number, because 1303101113 - 2⁶ = 1303101049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1303101193) 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, 17609438 + ... + 17609511.

It is an arithmetic number, because the mean of its divisors is an integer number (334580025).

Almost surely, 2^1303101113 is an apocalyptic number.

It is an amenable number.

1303101113 is a deficient number, since it is larger than the sum of its proper divisors (35218987).

1303101113 is an equidigital number, since it uses as much as digits as its factorization.

1303101113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35218986.

The product of its (nonzero) digits is 27, while the sum is 14.

The square root of 1303101113 is about 36098.4918383026. The cubic root of 1303101113 is about 1092.2600228004.

Adding to 1303101113 its reverse (3111013031), we get a palindrome (4414114144).

The spelling of 1303101113 in words is "one billion, three hundred three million, one hundred one thousand, one hundred thirteen".