135061105401 has 32 divisors (see below), whose sum is σ = 201061670400. Its totient is φ = 89604403200.

The previous prime is 135061105397. The next prime is 135061105411. The reversal of 135061105401 is 104501160531.

135061105401 is a `hidden beast` number, since 1 + 3 + 5 + 0 + 6 + 110 + 540 + 1 = 666.

It is not a de Polignac number, because 135061105401 - 2² = 135061105397 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (135061105411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7686576 + ... + 7704126.

It is an arithmetic number, because the mean of its divisors is an integer number (6283177200).

Almost surely, 2^135061105401 is an apocalyptic number.

It is an amenable number.

135061105401 is a deficient number, since it is larger than the sum of its proper divisors (66000564999).

135061105401 is a wasteful number, since it uses less digits than its factorization.

135061105401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18926 (or 18920 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

Adding to 135061105401 its reverse (104501160531), we get a palindrome (239562265932).

The spelling of 135061105401 in words is "one hundred thirty-five billion, sixty-one million, one hundred five thousand, four hundred one".