135545101127 has 4 divisors (see below), whose sum is σ = 139917523776. Its totient is φ = 131172678480.

The previous prime is 135545101123. The next prime is 135545101151. The reversal of 135545101127 is 721101545531.

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 135545101127 - 2² = 135545101123 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 (135545101121) 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, 2186211278 + ... + 2186211339.

It is an arithmetic number, because the mean of its divisors is an integer number (34979380944).

Almost surely, 2^135545101127 is an apocalyptic number.

135545101127 is a deficient number, since it is larger than the sum of its proper divisors (4372422649).

135545101127 is an equidigital number, since it uses as much as digits as its factorization.

135545101127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4372422648.

The product of its (nonzero) digits is 21000, while the sum is 35.

Adding to 135545101127 its reverse (721101545531), we get a palindrome (856646646658).

The spelling of 135545101127 in words is "one hundred thirty-five billion, five hundred forty-five million, one hundred one thousand, one hundred twenty-seven".