14122561 has 2 divisors, whose sum is σ = 14122562. Its totient is φ = 14122560.

The previous prime is 14122541. The next prime is 14122579. The reversal of 14122561 is 16522141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13830961 + 291600 = 3719^2 + 540^2 .

It is a cyclic number.

It is not a de Polignac number, because 14122561 - 2¹⁷ = 13991489 is a prime.

It is a super-3 number, since 3×14122561³ (a number of 22 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (14122501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7061280 + 7061281.

It is an arithmetic number, because the mean of its divisors is an integer number (7061281).

Almost surely, 2^14122561 is an apocalyptic number.

It is an amenable number.

14122561 is a deficient number, since it is larger than the sum of its proper divisors (1).

14122561 is an equidigital number, since it uses as much as digits as its factorization.

14122561 is an evil number, because the sum of its binary digits is even.

The product of its digits is 480, while the sum is 22.

The square root of 14122561 is about 3757.9996008515. Note that the first 3 decimals coincide. The cubic root of 14122561 is about 241.7154922090.

The spelling of 14122561 in words is "fourteen million, one hundred twenty-two thousand, five hundred sixty-one".