53000110561 has 2 divisors, whose sum is σ = 53000110562. Its totient is φ = 53000110560.

The previous prime is 53000110549. The next prime is 53000110591. The reversal of 53000110561 is 16501100035.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48779139600 + 4220970961 = 220860^2 + 64969^2 .

It is a cyclic number.

It is not a de Polignac number, because 53000110561 - 2⁷ = 53000110433 is a prime.

It is not a weakly prime, because it can be changed into another prime (53000110591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26500055280 + 26500055281.

It is an arithmetic number, because the mean of its divisors is an integer number (26500055281).

Almost surely, 2^53000110561 is an apocalyptic number.

It is an amenable number.

53000110561 is a deficient number, since it is larger than the sum of its proper divisors (1).

53000110561 is an equidigital number, since it uses as much as digits as its factorization.

53000110561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 450, while the sum is 22.

Adding to 53000110561 its reverse (16501100035), we get a palindrome (69501210596).

The spelling of 53000110561 in words is "fifty-three billion, one hundred ten thousand, five hundred sixty-one".