4100205155 has 8 divisors (see below), whose sum is σ = 4920610032. Its totient is φ = 3279921568.

The previous prime is 4100205143. The next prime is 4100205157. The reversal of 4100205155 is 5515020014.

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 4100205155 - 2⁴ = 4100205139 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4100205155.

It is not an unprimeable number, because it can be changed into a prime (4100205157) 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, 81644 + ... + 121926.

It is an arithmetic number, because the mean of its divisors is an integer number (615076254).

Almost surely, 2^4100205155 is an apocalyptic number.

4100205155 is a deficient number, since it is larger than the sum of its proper divisors (820404877).

4100205155 is a wasteful number, since it uses less digits than its factorization.

4100205155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60645.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 4100205155 is about 64032.8443456950. The cubic root of 4100205155 is about 1600.5473589515.

Adding to 4100205155 its reverse (5515020014), we get a palindrome (9615225169).

The spelling of 4100205155 in words is "four billion, one hundred million, two hundred five thousand, one hundred fifty-five".