526655641 has 2 divisors, whose sum is σ = 526655642. Its totient is φ = 526655640.

The previous prime is 526655617. The next prime is 526655651. The reversal of 526655641 is 146556625.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 493062025 + 33593616 = 22205^2 + 5796^2 .

It is a cyclic number.

It is not a de Polignac number, because 526655641 - 2⁵ = 526655609 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 526655594 and 526655603.

It is not a weakly prime, because it can be changed into another prime (526655611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263327820 + 263327821.

It is an arithmetic number, because the mean of its divisors is an integer number (263327821).

Almost surely, 2^526655641 is an apocalyptic number.

It is an amenable number.

526655641 is a deficient number, since it is larger than the sum of its proper divisors (1).

526655641 is an equidigital number, since it uses as much as digits as its factorization.

526655641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216000, while the sum is 40.

The square root of 526655641 is about 22948.9790840464. The cubic root of 526655641 is about 807.5614517416.

The spelling of 526655641 in words is "five hundred twenty-six million, six hundred fifty-five thousand, six hundred forty-one".