135525225603 has 8 divisors (see below), whose sum is σ = 180889916688. Its totient is φ = 90255342464.

The previous prime is 135525225523. The next prime is 135525225623. The reversal of 135525225603 is 306522525531.

It is a happy number.

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 135525225603 - 2⁸ = 135525225347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135525225623) 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, 23698650 + ... + 23704367.

It is an arithmetic number, because the mean of its divisors is an integer number (22611239586).

Almost surely, 2^135525225603 is an apocalyptic number.

135525225603 is a deficient number, since it is larger than the sum of its proper divisors (45364691085).

135525225603 is an equidigital number, since it uses as much as digits as its factorization.

135525225603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47403973.

The product of its (nonzero) digits is 270000, while the sum is 39.

The spelling of 135525225603 in words is "one hundred thirty-five billion, five hundred twenty-five million, two hundred twenty-five thousand, six hundred three".