13525535143 has 2 divisors, whose sum is σ = 13525535144. Its totient is φ = 13525535142.

The previous prime is 13525535129. The next prime is 13525535203. The reversal of 13525535143 is 34153552531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13525535143 - 2²⁹ = 12988664231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13525635143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6762767571 + 6762767572.

It is an arithmetic number, because the mean of its divisors is an integer number (6762767572).

Almost surely, 2^13525535143 is an apocalyptic number.

13525535143 is a deficient number, since it is larger than the sum of its proper divisors (1).

13525535143 is an equidigital number, since it uses as much as digits as its factorization.

13525535143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 135000, while the sum is 37.

The spelling of 13525535143 in words is "thirteen billion, five hundred twenty-five million, five hundred thirty-five thousand, one hundred forty-three".