135603460027 has 4 divisors (see below), whose sum is σ = 154975382896. Its totient is φ = 116231537160.

The previous prime is 135603460021. The next prime is 135603460039. The reversal of 135603460027 is 720064306531.

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

It is a cyclic number.

It is not a de Polignac number, because 135603460027 - 2³⁵ = 101243721659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135603460021) 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, 9685961424 + ... + 9685961437.

It is an arithmetic number, because the mean of its divisors is an integer number (38743845724).

Almost surely, 2^135603460027 is an apocalyptic number.

135603460027 is a deficient number, since it is larger than the sum of its proper divisors (19371922869).

135603460027 is an equidigital number, since it uses as much as digits as its factorization.

135603460027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19371922868.

The product of its (nonzero) digits is 90720, while the sum is 37.

Adding to 135603460027 its reverse (720064306531), we get a palindrome (855667766558).

The spelling of 135603460027 in words is "one hundred thirty-five billion, six hundred three million, four hundred sixty thousand, twenty-seven".