1303113101 has 4 divisors (see below), whose sum is σ = 1338332412. Its totient is φ = 1267893792.

The previous prime is 1303113059. The next prime is 1303113109. The reversal of 1303113101 is 1013113031.

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 493995076 + 809118025 = 22226^2 + 28445^2 .

It is a cyclic number.

It is not a de Polignac number, because 1303113101 - 2¹⁰ = 1303112077 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 (1303113109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17609600 + ... + 17609673.

It is an arithmetic number, because the mean of its divisors is an integer number (334583103).

Almost surely, 2^1303113101 is an apocalyptic number.

It is an amenable number.

1303113101 is a deficient number, since it is larger than the sum of its proper divisors (35219311).

1303113101 is an equidigital number, since it uses as much as digits as its factorization.

1303113101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35219310.

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

The square root of 1303113101 is about 36098.6578836388. The cubic root of 1303113101 is about 1092.2633722394.

Adding to 1303113101 its reverse (1013113031), we get a palindrome (2316226132).

The spelling of 1303113101 in words is "one billion, three hundred three million, one hundred thirteen thousand, one hundred one".