13532644123 has 2 divisors, whose sum is σ = 13532644124. Its totient is φ = 13532644122.

The previous prime is 13532644087. The next prime is 13532644127. The reversal of 13532644123 is 32144623531.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13532644123 - 2⁹ = 13532643611 is a prime.

It is not a weakly prime, because it can be changed into another prime (13532644127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6766322061 + 6766322062.

It is an arithmetic number, because the mean of its divisors is an integer number (6766322062).

Almost surely, 2^13532644123 is an apocalyptic number.

13532644123 is a deficient number, since it is larger than the sum of its proper divisors (1).

13532644123 is an equidigital number, since it uses as much as digits as its factorization.

13532644123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840, while the sum is 34.

The spelling of 13532644123 in words is "thirteen billion, five hundred thirty-two million, six hundred forty-four thousand, one hundred twenty-three".