4139679727 has 2 divisors, whose sum is σ = 4139679728. Its totient is φ = 4139679726.

The previous prime is 4139679683. The next prime is 4139679743. The reversal of 4139679727 is 7279769314.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4139679727 - 2¹¹ = 4139677679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4139679757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2069839863 + 2069839864.

It is an arithmetic number, because the mean of its divisors is an integer number (2069839864).

Almost surely, 2^4139679727 is an apocalyptic number.

4139679727 is a deficient number, since it is larger than the sum of its proper divisors (1).

4139679727 is an equidigital number, since it uses as much as digits as its factorization.

4139679727 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4000752, while the sum is 55.

The square root of 4139679727 is about 64340.3429195089. The cubic root of 4139679727 is about 1605.6673663504.

The spelling of 4139679727 in words is "four billion, one hundred thirty-nine million, six hundred seventy-nine thousand, seven hundred twenty-seven".