5277133681 has 2 divisors, whose sum is σ = 5277133682. Its totient is φ = 5277133680.

The previous prime is 5277133679. The next prime is 5277133691. The reversal of 5277133681 is 1863317725.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3774873600 + 1502260081 = 61440^2 + 38759^2 .

It is a cyclic number.

It is not a de Polignac number, because 5277133681 - 2¹ = 5277133679 is a prime.

It is a super-2 number, since 2×5277133681² = 55696279774289219522, which contains 22 as substring.

Together with 5277133679, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5277133601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2638566840 + 2638566841.

It is an arithmetic number, because the mean of its divisors is an integer number (2638566841).

Almost surely, 2^5277133681 is an apocalyptic number.

It is an amenable number.

5277133681 is a deficient number, since it is larger than the sum of its proper divisors (1).

5277133681 is an equidigital number, since it uses as much as digits as its factorization.

5277133681 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 211680, while the sum is 43.

The square root of 5277133681 is about 72643.8826123714. The cubic root of 5277133681 is about 1741.0023819852.

The spelling of 5277133681 in words is "five billion, two hundred seventy-seven million, one hundred thirty-three thousand, six hundred eighty-one".