4131816193 has 4 divisors (see below), whose sum is σ = 4132094548. Its totient is φ = 4131537840.

The previous prime is 4131816179. The next prime is 4131816211. The reversal of 4131816193 is 3916181314.

It is a happy number.

4131816193 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 338118544 + 3793697649 = 18388^2 + 61593^2 .

It is a cyclic number.

It is not a de Polignac number, because 4131816193 - 2¹⁷ = 4131685121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4131816173) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 115578 + ... + 147043.

It is an arithmetic number, because the mean of its divisors is an integer number (1033023637).

Almost surely, 2^4131816193 is an apocalyptic number.

It is an amenable number.

4131816193 is a deficient number, since it is larger than the sum of its proper divisors (278355).

4131816193 is a wasteful number, since it uses less digits than its factorization.

4131816193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278354.

The product of its digits is 15552, while the sum is 37.

The square root of 4131816193 is about 64279.2049810823. The cubic root of 4131816193 is about 1604.6500394132.

The spelling of 4131816193 in words is "four billion, one hundred thirty-one million, eight hundred sixteen thousand, one hundred ninety-three".