135042400203 has 8 divisors (see below), whose sum is σ = 180447113616. Its totient is φ = 89832976800.

The previous prime is 135042400187. The next prime is 135042400223. The reversal of 135042400203 is 302004240531.

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

It is not a de Polignac number, because 135042400203 - 2⁴ = 135042400187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135042400223) 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, 48820888 + ... + 48823653.

It is an arithmetic number, because the mean of its divisors is an integer number (22555889202).

Almost surely, 2^135042400203 is an apocalyptic number.

135042400203 is a deficient number, since it is larger than the sum of its proper divisors (45404713413).

135042400203 is an equidigital number, since it uses as much as digits as its factorization.

135042400203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97645005.

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 135042400203 its reverse (302004240531), we get a palindrome (437046640734).

The spelling of 135042400203 in words is "one hundred thirty-five billion, forty-two million, four hundred thousand, two hundred three".