13531202323 has 2 divisors, whose sum is σ = 13531202324. Its totient is φ = 13531202322.

The previous prime is 13531202303. The next prime is 13531202359. The reversal of 13531202323 is 32320213531.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13531202323 is a prime.

It is not a weakly prime, because it can be changed into another prime (13531202303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6765601161 + 6765601162.

It is an arithmetic number, because the mean of its divisors is an integer number (6765601162).

Almost surely, 2^13531202323 is an apocalyptic number.

13531202323 is a deficient number, since it is larger than the sum of its proper divisors (1).

13531202323 is an equidigital number, since it uses as much as digits as its factorization.

13531202323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 25.

Adding to 13531202323 its reverse (32320213531), we get a palindrome (45851415854).

The spelling of 13531202323 in words is "thirteen billion, five hundred thirty-one million, two hundred two thousand, three hundred twenty-three".