3962978323 has 2 divisors, whose sum is σ = 3962978324. Its totient is φ = 3962978322.

The previous prime is 3962978321. The next prime is 3962978347. The reversal of 3962978323 is 3238792693.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3962978323 - 2¹ = 3962978321 is a prime.

Together with 3962978321, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3962978321) 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 as a sum of consecutive naturals, namely, 1981489161 + 1981489162.

It is an arithmetic number, because the mean of its divisors is an integer number (1981489162).

Almost surely, 2^3962978323 is an apocalyptic number.

3962978323 is a deficient number, since it is larger than the sum of its proper divisors (1).

3962978323 is an equidigital number, since it uses as much as digits as its factorization.

3962978323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2939328, while the sum is 52.

The square root of 3962978323 is about 62952.1907720454. The cubic root of 3962978323 is about 1582.4885106901.

The spelling of 3962978323 in words is "three billion, nine hundred sixty-two million, nine hundred seventy-eight thousand, three hundred twenty-three".