4143155 has 16 divisors (see below), whose sum is σ = 5339520. Its totient is φ = 3075072.

The previous prime is 4143109. The next prime is 4143163. The reversal of 4143155 is 5513414.

It is a cyclic number.

It is not a de Polignac number, because 4143155 - 2⁸ = 4142899 is a prime.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 4143155.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6407 + ... + 7023.

It is an arithmetic number, because the mean of its divisors is an integer number (333720).

Almost surely, 2^4143155 is an apocalyptic number.

4143155 is a deficient number, since it is larger than the sum of its proper divisors (1196365).

4143155 is a wasteful number, since it uses less digits than its factorization.

4143155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718.

The product of its digits is 1200, while the sum is 23.

The square root of 4143155 is about 2035.4741462372. The cubic root of 4143155 is about 160.6116561460.

Adding to 4143155 its reverse (5513414), we get a palindrome (9656569).

The spelling of 4143155 in words is "four million, one hundred forty-three thousand, one hundred fifty-five".