135624103 has 4 divisors (see below), whose sum is σ = 136140048. Its totient is φ = 135108160.

The previous prime is 135624091. The next prime is 135624127. The reversal of 135624103 is 301426531.

135624103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135624103 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 (135624173) 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, 257578 + ... + 258103.

It is an arithmetic number, because the mean of its divisors is an integer number (34035012).

Almost surely, 2^135624103 is an apocalyptic number.

135624103 is a deficient number, since it is larger than the sum of its proper divisors (515945).

135624103 is an equidigital number, since it uses as much as digits as its factorization.

135624103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515944.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 135624103 is about 11645.7761870989. The cubic root of 135624103 is about 513.7820882825.

The spelling of 135624103 in words is "one hundred thirty-five million, six hundred twenty-four thousand, one hundred three".