4382321947 has 2 divisors, whose sum is σ = 4382321948. Its totient is φ = 4382321946.

The previous prime is 4382321939. The next prime is 4382321953. The reversal of 4382321947 is 7491232834.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4382321947 - 2³ = 4382321939 is a prime.

It is not a weakly prime, because it can be changed into another prime (4382321927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2191160973 + 2191160974.

It is an arithmetic number, because the mean of its divisors is an integer number (2191160974).

Almost surely, 2^4382321947 is an apocalyptic number.

4382321947 is a deficient number, since it is larger than the sum of its proper divisors (1).

4382321947 is an equidigital number, since it uses as much as digits as its factorization.

4382321947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 43.

The square root of 4382321947 is about 66199.1083550224. The cubic root of 4382321947 is about 1636.4450493966.

The spelling of 4382321947 in words is "four billion, three hundred eighty-two million, three hundred twenty-one thousand, nine hundred forty-seven".