14162021 has 2 divisors, whose sum is σ = 14162022. Its totient is φ = 14162020.

The previous prime is 14161999. The next prime is 14162033. The reversal of 14162021 is 12026141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14145121 + 16900 = 3761^2 + 130^2 .

It is a cyclic number.

It is not a de Polignac number, because 14162021 - 2⁶ = 14161957 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14162221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7081010 + 7081011.

It is an arithmetic number, because the mean of its divisors is an integer number (7081011).

Almost surely, 2^14162021 is an apocalyptic number.

It is an amenable number.

14162021 is a deficient number, since it is larger than the sum of its proper divisors (1).

14162021 is an equidigital number, since it uses as much as digits as its factorization.

14162021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 14162021 is about 3763.2460722095. The cubic root of 14162021 is about 241.9404094789.

Adding to 14162021 its reverse (12026141), we get a palindrome (26188162).

The spelling of 14162021 in words is "fourteen million, one hundred sixty-two thousand, twenty-one".