11303343013 has 4 divisors (see below), whose sum is σ = 11579034348. Its totient is φ = 11027651680.

The previous prime is 11303342957. The next prime is 11303343041. The reversal of 11303343013 is 31034330311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31034330311 = 28627 ⋅1084093.

It can be written as a sum of positive squares in 2 ways, for example, as 6773783809 + 4529559204 = 82303^2 + 67302^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11303343013 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 (11303343053) 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, 137845606 + ... + 137845687.

It is an arithmetic number, because the mean of its divisors is an integer number (2894758587).

Almost surely, 2^11303343013 is an apocalyptic number.

It is an amenable number.

11303343013 is a deficient number, since it is larger than the sum of its proper divisors (275691335).

11303343013 is an equidigital number, since it uses as much as digits as its factorization.

11303343013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275691334.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 11303343013 its reverse (31034330311), we get a palindrome (42337673324).

The spelling of 11303343013 in words is "eleven billion, three hundred three million, three hundred forty-three thousand, thirteen".