13535423 has 6 divisors (see below), whose sum is σ = 14877912. Its totient is φ = 12304820.

The previous prime is 13535381. The next prime is 13535447. The reversal of 13535423 is 32453531.

It is not a de Polignac number, because 13535423 - 2⁶ = 13535359 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13535392 and 13535401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13535023) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55811 + ... + 56052.

It is an arithmetic number, because the mean of its divisors is an integer number (2479652).

Almost surely, 2^13535423 is an apocalyptic number.

13535423 is a deficient number, since it is larger than the sum of its proper divisors (1342489).

13535423 is a wasteful number, since it uses less digits than its factorization.

13535423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111885 (or 111874 counting only the distinct ones).

The product of its digits is 5400, while the sum is 26.

The square root of 13535423 is about 3679.0519159153. The cubic root of 13535423 is about 238.3182370451.

Adding to 13535423 its reverse (32453531), we get a palindrome (45988954).

It can be divided in two parts, 1353 and 5423, that added together give a palindrome (6776).

The spelling of 13535423 in words is "thirteen million, five hundred thirty-five thousand, four hundred twenty-three".