4122244543 has 4 divisors (see below), whose sum is σ = 4122566920. Its totient is φ = 4121922168.

The previous prime is 4122244531. The next prime is 4122244549. The reversal of 4122244543 is 3454422214.

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 4122244543 - 2¹³ = 4122236351 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 (4122244549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141180 + ... + 167857.

It is an arithmetic number, because the mean of its divisors is an integer number (1030641730).

Almost surely, 2^4122244543 is an apocalyptic number.

4122244543 is a deficient number, since it is larger than the sum of its proper divisors (322377).

4122244543 is a wasteful number, since it uses less digits than its factorization.

4122244543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322376.

The product of its digits is 30720, while the sum is 31.

The square root of 4122244543 is about 64204.7081061817. The cubic root of 4122244543 is about 1603.4099855393.

Adding to 4122244543 its reverse (3454422214), we get a palindrome (7576666757).

The spelling of 4122244543 in words is "four billion, one hundred twenty-two million, two hundred forty-four thousand, five hundred forty-three".