3443240191 has 4 divisors (see below), whose sum is σ = 3443764392. Its totient is φ = 3442715992.

The previous prime is 3443240149. The next prime is 3443240243. The reversal of 3443240191 is 1910423443.

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 3443240191 - 2¹¹ = 3443238143 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 (3443240111) 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, 252121 + ... + 265426.

It is an arithmetic number, because the mean of its divisors is an integer number (860941098).

Almost surely, 2^3443240191 is an apocalyptic number.

3443240191 is a deficient number, since it is larger than the sum of its proper divisors (524201).

3443240191 is an equidigital number, since it uses as much as digits as its factorization.

3443240191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524200.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 3443240191 is about 58679.1290920375. The cubic root of 3443240191 is about 1510.0422763480.

The spelling of 3443240191 in words is "three billion, four hundred forty-three million, two hundred forty thousand, one hundred ninety-one".