5262527561 has 2 divisors, whose sum is σ = 5262527562. Its totient is φ = 5262527560.

The previous prime is 5262527551. The next prime is 5262527593. The reversal of 5262527561 is 1657252625.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4602808336 + 659719225 = 67844^2 + 25685^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5262527561 is a prime.

It is not a weakly prime, because it can be changed into another prime (5262527551) 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, 2631263780 + 2631263781.

It is an arithmetic number, because the mean of its divisors is an integer number (2631263781).

Almost surely, 2^5262527561 is an apocalyptic number.

It is an amenable number.

5262527561 is a deficient number, since it is larger than the sum of its proper divisors (1).

5262527561 is an equidigital number, since it uses as much as digits as its factorization.

5262527561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 252000, while the sum is 41.

The square root of 5262527561 is about 72543.2806054427. The cubic root of 5262527561 is about 1739.3946413336.

The spelling of 5262527561 in words is "five billion, two hundred sixty-two million, five hundred twenty-seven thousand, five hundred sixty-one".