4439159947 has 2 divisors, whose sum is σ = 4439159948. Its totient is φ = 4439159946.

The previous prime is 4439159929. The next prime is 4439159951. The reversal of 4439159947 is 7499519344.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4439159947 - 2⁷ = 4439159819 is a prime.

It is a super-2 number, since 2×4439159947² = 39412282070098085618, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4439159987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2219579973 + 2219579974.

It is an arithmetic number, because the mean of its divisors is an integer number (2219579974).

Almost surely, 2^4439159947 is an apocalyptic number.

4439159947 is a deficient number, since it is larger than the sum of its proper divisors (1).

4439159947 is an equidigital number, since it uses as much as digits as its factorization.

4439159947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4898880, while the sum is 55.

The square root of 4439159947 is about 66627.0211475795. The cubic root of 4439159947 is about 1643.4894898789.

The spelling of 4439159947 in words is "four billion, four hundred thirty-nine million, one hundred fifty-nine thousand, nine hundred forty-seven".