527947590109 has 2 divisors, whose sum is σ = 527947590110. Its totient is φ = 527947590108.

The previous prime is 527947590097. The next prime is 527947590139. The reversal of 527947590109 is 901095749725.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 410124968100 + 117822622009 = 640410^2 + 343253^2 .

It is a cyclic number.

It is not a de Polignac number, because 527947590109 - 2⁹ = 527947589597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (527947590139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263973795054 + 263973795055.

It is an arithmetic number, because the mean of its divisors is an integer number (263973795055).

Almost surely, 2^527947590109 is an apocalyptic number.

It is an amenable number.

527947590109 is a deficient number, since it is larger than the sum of its proper divisors (1).

527947590109 is an equidigital number, since it uses as much as digits as its factorization.

527947590109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7144200, while the sum is 58.

The spelling of 527947590109 in words is "five hundred twenty-seven billion, nine hundred forty-seven million, five hundred ninety thousand, one hundred nine".