4198937843 has 4 divisors (see below), whose sum is σ = 4242225960. Its totient is φ = 4155649728.

The previous prime is 4198937837. The next prime is 4198937893. The reversal of 4198937843 is 3487398914.

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 4198937843 - 2¹⁴ = 4198921459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4198937803) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 21643913 + ... + 21644106.

It is an arithmetic number, because the mean of its divisors is an integer number (1060556490).

Almost surely, 2^4198937843 is an apocalyptic number.

4198937843 is a deficient number, since it is larger than the sum of its proper divisors (43288117).

4198937843 is an equidigital number, since it uses as much as digits as its factorization.

4198937843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43288116.

The product of its digits is 5225472, while the sum is 56.

The square root of 4198937843 is about 64799.2117467489. The cubic root of 4198937843 is about 1613.2926254679.

The spelling of 4198937843 in words is "four billion, one hundred ninety-eight million, nine hundred thirty-seven thousand, eight hundred forty-three".