4124121143 has 4 divisors (see below), whose sum is σ = 4141377120. Its totient is φ = 4106865168.

The previous prime is 4124121139. The next prime is 4124121163. The reversal of 4124121143 is 3411214214.

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 4124121143 - 2² = 4124121139 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 (4124121163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8627630 + ... + 8628107.

It is an arithmetic number, because the mean of its divisors is an integer number (1035344280).

Almost surely, 2^4124121143 is an apocalyptic number.

4124121143 is a deficient number, since it is larger than the sum of its proper divisors (17255977).

4124121143 is a wasteful number, since it uses less digits than its factorization.

4124121143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17255976.

The product of its digits is 768, while the sum is 23.

The square root of 4124121143 is about 64219.3206363942. The cubic root of 4124121143 is about 1603.6532593728.

Adding to 4124121143 its reverse (3411214214), we get a palindrome (7535335357).

The spelling of 4124121143 in words is "four billion, one hundred twenty-four million, one hundred twenty-one thousand, one hundred forty-three".