14542321 has 2 divisors, whose sum is σ = 14542322. Its totient is φ = 14542320.

The previous prime is 14542313. The next prime is 14542349. The reversal of 14542321 is 12324541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13838400 + 703921 = 3720^2 + 839^2 .

It is a cyclic number.

It is not a de Polignac number, because 14542321 - 2³ = 14542313 is a prime.

It is a super-2 number, since 2×14542321² = 422958200134082, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14542292 and 14542301.

It is not a weakly prime, because it can be changed into another prime (14542351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7271160 + 7271161.

It is an arithmetic number, because the mean of its divisors is an integer number (7271161).

Almost surely, 2^14542321 is an apocalyptic number.

It is an amenable number.

14542321 is a deficient number, since it is larger than the sum of its proper divisors (1).

14542321 is an equidigital number, since it uses as much as digits as its factorization.

14542321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 960, while the sum is 22.

The square root of 14542321 is about 3813.4395235797. The cubic root of 14542321 is about 244.0869583901.

Adding to 14542321 its reverse (12324541), we get a palindrome (26866862).

The spelling of 14542321 in words is "fourteen million, five hundred forty-two thousand, three hundred twenty-one".