561000606011 has 2 divisors, whose sum is σ = 561000606012. Its totient is φ = 561000606010.

The previous prime is 561000605983. The next prime is 561000606013. The reversal of 561000606011 is 110606000165.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 561000606011 - 2²⁶ = 560933497147 is a prime.

Together with 561000606013, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (561000606013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280500303005 + 280500303006.

It is an arithmetic number, because the mean of its divisors is an integer number (280500303006).

Almost surely, 2^561000606011 is an apocalyptic number.

561000606011 is a deficient number, since it is larger than the sum of its proper divisors (1).

561000606011 is an equidigital number, since it uses as much as digits as its factorization.

561000606011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 26.

Adding to 561000606011 its reverse (110606000165), we get a palindrome (671606606176).

The spelling of 561000606011 in words is "five hundred sixty-one billion, six hundred six thousand, eleven".