13523143331 has 2 divisors, whose sum is σ = 13523143332. Its totient is φ = 13523143330.

The previous prime is 13523143327. The next prime is 13523143351. The reversal of 13523143331 is 13334132531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13523143331 - 2² = 13523143327 is a prime.

It is a super-2 number, since 2×13523143331² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13523143294 and 13523143303.

It is not a weakly prime, because it can be changed into another prime (13523143351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6761571665 + 6761571666.

It is an arithmetic number, because the mean of its divisors is an integer number (6761571666).

Almost surely, 2^13523143331 is an apocalyptic number.

13523143331 is a deficient number, since it is larger than the sum of its proper divisors (1).

13523143331 is an equidigital number, since it uses as much as digits as its factorization.

13523143331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9720, while the sum is 29.

Adding to 13523143331 its reverse (13334132531), we get a palindrome (26857275862).

The spelling of 13523143331 in words is "thirteen billion, five hundred twenty-three million, one hundred forty-three thousand, three hundred thirty-one".