4140439747 has 2 divisors, whose sum is σ = 4140439748. Its totient is φ = 4140439746.

The previous prime is 4140439729. The next prime is 4140439757. The reversal of 4140439747 is 7479340414.

4140439747 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4140439747 - 2²³ = 4132051139 is a prime.

It is not a weakly prime, because it can be changed into another prime (4140439717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2070219873 + 2070219874.

It is an arithmetic number, because the mean of its divisors is an integer number (2070219874).

Almost surely, 2^4140439747 is an apocalyptic number.

4140439747 is a deficient number, since it is larger than the sum of its proper divisors (1).

4140439747 is an equidigital number, since it uses as much as digits as its factorization.

4140439747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 338688, while the sum is 43.

The square root of 4140439747 is about 64346.2488961089. The cubic root of 4140439747 is about 1605.7656239225.

The spelling of 4140439747 in words is "four billion, one hundred forty million, four hundred thirty-nine thousand, seven hundred forty-seven".