4527517081 has 2 divisors, whose sum is σ = 4527517082. Its totient is φ = 4527517080.

The previous prime is 4527517067. The next prime is 4527517139. The reversal of 4527517081 is 1807157254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4493691225 + 33825856 = 67035^2 + 5816^2 .

It is a cyclic number.

It is not a de Polignac number, because 4527517081 - 2¹¹ = 4527515033 is a prime.

It is a super-2 number, since 2×4527517081² = 40996821837493521122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4527517021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2263758540 + 2263758541.

It is an arithmetic number, because the mean of its divisors is an integer number (2263758541).

Almost surely, 2^4527517081 is an apocalyptic number.

It is an amenable number.

4527517081 is a deficient number, since it is larger than the sum of its proper divisors (1).

4527517081 is an equidigital number, since it uses as much as digits as its factorization.

4527517081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 78400, while the sum is 40.

The square root of 4527517081 is about 67286.8269500056. The cubic root of 4527517081 is about 1654.3219513821.

The spelling of 4527517081 in words is "four billion, five hundred twenty-seven million, five hundred seventeen thousand, eighty-one".