5977727081 has 2 divisors, whose sum is σ = 5977727082. Its totient is φ = 5977727080.

The previous prime is 5977727057. The next prime is 5977727083. The reversal of 5977727081 is 1807277795.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3431616400 + 2546110681 = 58580^2 + 50459^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5977727081 is a prime.

It is a super-2 number, since 2×5977727081² = 71466442109841561122, which contains 22 as substring.

Together with 5977727083, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5977727083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2988863540 + 2988863541.

It is an arithmetic number, because the mean of its divisors is an integer number (2988863541).

Almost surely, 2^5977727081 is an apocalyptic number.

It is an amenable number.

5977727081 is a deficient number, since it is larger than the sum of its proper divisors (1).

5977727081 is an equidigital number, since it uses as much as digits as its factorization.

5977727081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728720, while the sum is 53.

The square root of 5977727081 is about 77315.7621769326. The cubic root of 5977727081 is about 1814.8693281959.

The spelling of 5977727081 in words is "five billion, nine hundred seventy-seven million, seven hundred twenty-seven thousand, eighty-one".