106050500561 has 2 divisors, whose sum is σ = 106050500562. Its totient is φ = 106050500560.

The previous prime is 106050500539. The next prime is 106050500581. The reversal of 106050500561 is 165005050601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103021098961 + 3029401600 = 320969^2 + 55040^2 .

It is an emirp because it is prime and its reverse (165005050601) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106050500561 is a prime.

It is a super-2 number, since 2×106050500561² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106050500531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53025250280 + 53025250281.

It is an arithmetic number, because the mean of its divisors is an integer number (53025250281).

Almost surely, 2^106050500561 is an apocalyptic number.

It is an amenable number.

106050500561 is a deficient number, since it is larger than the sum of its proper divisors (1).

106050500561 is an equidigital number, since it uses as much as digits as its factorization.

106050500561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4500, while the sum is 29.

The spelling of 106050500561 in words is "one hundred six billion, fifty million, five hundred thousand, five hundred sixty-one".