135523232401103 has 4 divisors (see below), whose sum is σ = 137045965349520. Its totient is φ = 134000499452688.

The previous prime is 135523232401033. The next prime is 135523232401121. The reversal of 135523232401103 is 301104232325531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 135523232401103 - 2⁸ = 135523232400847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135523232401133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 761366474075 + ... + 761366474252.

It is an arithmetic number, because the mean of its divisors is an integer number (34261491337380).

Almost surely, 2^{135523232401103} is an apocalyptic number.

135523232401103 is a deficient number, since it is larger than the sum of its proper divisors (1522732948417).

135523232401103 is an equidigital number, since it uses as much as digits as its factorization.

135523232401103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1522732948416.

The product of its (nonzero) digits is 64800, while the sum is 35.

Adding to 135523232401103 its reverse (301104232325531), we get a palindrome (436627464726634).

The spelling of 135523232401103 in words is "one hundred thirty-five trillion, five hundred twenty-three billion, two hundred thirty-two million, four hundred one thousand, one hundred three".