14522621 has 2 divisors, whose sum is σ = 14522622. Its totient is φ = 14522620.

The previous prime is 14522567. The next prime is 14522623. The reversal of 14522621 is 12622541.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9369721 + 5152900 = 3061^2 + 2270^2 .

It is a cyclic number.

It is not a de Polignac number, because 14522621 - 2²² = 10328317 is a prime.

Together with 14522623, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14522623) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7261310 + 7261311.

It is an arithmetic number, because the mean of its divisors is an integer number (7261311).

Almost surely, 2^14522621 is an apocalyptic number.

It is an amenable number.

14522621 is a deficient number, since it is larger than the sum of its proper divisors (1).

14522621 is an equidigital number, since it uses as much as digits as its factorization.

14522621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 960, while the sum is 23.

The square root of 14522621 is about 3810.8556781909. The cubic root of 14522621 is about 243.9766897466.

The spelling of 14522621 in words is "fourteen million, five hundred twenty-two thousand, six hundred twenty-one".