13525440223 has 2 divisors, whose sum is σ = 13525440224. Its totient is φ = 13525440222.

The previous prime is 13525440221. The next prime is 13525440241. The reversal of 13525440223 is 32204452531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13525440223 - 2¹ = 13525440221 is a prime.

Together with 13525440221, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13525440221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6762720111 + 6762720112.

It is an arithmetic number, because the mean of its divisors is an integer number (6762720112).

Almost surely, 2^13525440223 is an apocalyptic number.

13525440223 is a deficient number, since it is larger than the sum of its proper divisors (1).

13525440223 is an equidigital number, since it uses as much as digits as its factorization.

13525440223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 13525440223 its reverse (32204452531), we get a palindrome (45729892754).

The spelling of 13525440223 in words is "thirteen billion, five hundred twenty-five million, four hundred forty thousand, two hundred twenty-three".