561287688083 has 2 divisors, whose sum is σ = 561287688084. Its totient is φ = 561287688082.

The previous prime is 561287688007. The next prime is 561287688217. The reversal of 561287688083 is 380886782165.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 561287688083 - 2⁸ = 561287687827 is a prime.

It is a super-3 number, since 3×561287688083³ (a number of 36 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (561287688883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280643844041 + 280643844042.

It is an arithmetic number, because the mean of its divisors is an integer number (280643844042).

Almost surely, 2^561287688083 is an apocalyptic number.

561287688083 is a deficient number, since it is larger than the sum of its proper divisors (1).

561287688083 is an equidigital number, since it uses as much as digits as its factorization.

561287688083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30965760, while the sum is 62.

The spelling of 561287688083 in words is "five hundred sixty-one billion, two hundred eighty-seven million, six hundred eighty-eight thousand, eighty-three".