135126103 has 8 divisors (see below), whose sum is σ = 156385280. Its totient is φ = 114355800.

The previous prime is 135126077. The next prime is 135126133. The reversal of 135126103 is 301621531.

It is a happy number.

135126103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135126103 - 2⁵ = 135126071 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 (135126133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121623 + ... + 122728.

It is an arithmetic number, because the mean of its divisors is an integer number (19548160).

Almost surely, 2^135126103 is an apocalyptic number.

135126103 is a deficient number, since it is larger than the sum of its proper divisors (21259177).

135126103 is an equidigital number, since it uses as much as digits as its factorization.

135126103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244437.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 135126103 is about 11624.3753810689. The cubic root of 135126103 is about 513.1524625148.

Adding to 135126103 its reverse (301621531), we get a palindrome (436747634).

The spelling of 135126103 in words is "one hundred thirty-five million, one hundred twenty-six thousand, one hundred three".