565115166001 has 2 divisors, whose sum is σ = 565115166002. Its totient is φ = 565115166000.

The previous prime is 565115165977. The next prime is 565115166017. The reversal of 565115166001 is 100661511565.

565115166001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 430572192400 + 134542973601 = 656180^2 + 366801^2 .

It is a cyclic number.

It is not a de Polignac number, because 565115166001 - 2¹³ = 565115157809 is a prime.

It is not a weakly prime, because it can be changed into another prime (565115166041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282557583000 + 282557583001.

It is an arithmetic number, because the mean of its divisors is an integer number (282557583001).

Almost surely, 2^565115166001 is an apocalyptic number.

It is an amenable number.

565115166001 is a deficient number, since it is larger than the sum of its proper divisors (1).

565115166001 is an equidigital number, since it uses as much as digits as its factorization.

565115166001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27000, while the sum is 37.

Adding to 565115166001 its reverse (100661511565), we get a palindrome (665776677566).

The spelling of 565115166001 in words is "five hundred sixty-five billion, one hundred fifteen million, one hundred sixty-six thousand, one".