3962191343 has 20 divisors (see below), whose sum is σ = 4615048800. Its totient is φ = 3389897280.

The previous prime is 3962191297. The next prime is 3962191349. The reversal of 3962191343 is 3431912693.

It is not a de Polignac number, because 3962191343 - 2¹⁰ = 3962190319 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3962191343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3962191349) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 240938 + ... + 256856.

It is an arithmetic number, because the mean of its divisors is an integer number (230752440).

Almost surely, 2^3962191343 is an apocalyptic number.

3962191343 is a deficient number, since it is larger than the sum of its proper divisors (652857457).

3962191343 is an equidigital number, since it uses as much as digits as its factorization.

3962191343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15980 (or 15947 counting only the distinct ones).

The product of its digits is 104976, while the sum is 41.

The square root of 3962191343 is about 62945.9398452355. The cubic root of 3962191343 is about 1582.3837519999.

The spelling of 3962191343 in words is "three billion, nine hundred sixty-two million, one hundred ninety-one thousand, three hundred forty-three".