3962681543 has 2 divisors, whose sum is σ = 3962681544. Its totient is φ = 3962681542.

The previous prime is 3962681497. The next prime is 3962681551. The reversal of 3962681543 is 3451862693.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3962681543 - 2¹⁴ = 3962665159 is a prime.

It is a super-2 number, since 2×3962681543² = 31405690022465721698, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3962651543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1981340771 + 1981340772.

It is an arithmetic number, because the mean of its divisors is an integer number (1981340772).

Almost surely, 2^3962681543 is an apocalyptic number.

3962681543 is a deficient number, since it is larger than the sum of its proper divisors (1).

3962681543 is an equidigital number, since it uses as much as digits as its factorization.

3962681543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 933120, while the sum is 47.

The square root of 3962681543 is about 62949.8335422740. The cubic root of 3962681543 is about 1582.4490065070.

The spelling of 3962681543 in words is "three billion, nine hundred sixty-two million, six hundred eighty-one thousand, five hundred forty-three".