4081329977 has 2 divisors, whose sum is σ = 4081329978. Its totient is φ = 4081329976.

The previous prime is 4081329949. The next prime is 4081330007. The reversal of 4081329977 is 7799231804.

4081329977 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4075034896 + 6295081 = 63836^2 + 2509^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4081329977 is a prime.

It is not a weakly prime, because it can be changed into another prime (4081329377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2040664988 + 2040664989.

It is an arithmetic number, because the mean of its divisors is an integer number (2040664989).

Almost surely, 2^4081329977 is an apocalyptic number.

It is an amenable number.

4081329977 is a deficient number, since it is larger than the sum of its proper divisors (1).

4081329977 is an equidigital number, since it uses as much as digits as its factorization.

4081329977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 50.

The square root of 4081329977 is about 63885.2876412089. The cubic root of 4081329977 is about 1598.0875557641.

The spelling of 4081329977 in words is "four billion, eighty-one million, three hundred twenty-nine thousand, nine hundred seventy-seven".