201103541405 has 16 divisors (see below), whose sum is σ = 271187118720. Its totient is φ = 142050393408.

The previous prime is 201103541383. The next prime is 201103541467. The reversal of 201103541405 is 504145301102.

201103541405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 201103541405 - 2²⁴ = 201086764189 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67257215 + ... + 67260204.

It is an arithmetic number, because the mean of its divisors is an integer number (16949194920).

Almost surely, 2^201103541405 is an apocalyptic number.

It is an amenable number.

201103541405 is a deficient number, since it is larger than the sum of its proper divisors (70083577315).

201103541405 is a wasteful number, since it uses less digits than its factorization.

201103541405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134517460.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 201103541405 its reverse (504145301102), we get a palindrome (705248842507).

The spelling of 201103541405 in words is "two hundred one billion, one hundred three million, five hundred forty-one thousand, four hundred five".