4122665005061 has 2 divisors, whose sum is σ = 4122665005062. Its totient is φ = 4122665005060.

The previous prime is 4122665005057. The next prime is 4122665005079. The reversal of 4122665005061 is 1605005662214.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3520032630625 + 602632374436 = 1876175^2 + 776294^2 .

It is a cyclic number.

It is not a de Polignac number, because 4122665005061 - 2² = 4122665005057 is a prime.

It is a super-2 number, since 2×4122665005061² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4122665005031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2061332502530 + 2061332502531.

It is an arithmetic number, because the mean of its divisors is an integer number (2061332502531).

Almost surely, 2^{4122665005061} is an apocalyptic number.

It is an amenable number.

4122665005061 is a deficient number, since it is larger than the sum of its proper divisors (1).

4122665005061 is an equidigital number, since it uses as much as digits as its factorization.

4122665005061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 4122665005061 in words is "four trillion, one hundred twenty-two billion, six hundred sixty-five million, five thousand, sixty-one".