14001121 has 2 divisors, whose sum is σ = 14001122. Its totient is φ = 14001120.

The previous prime is 14001107. The next prime is 14001137. The reversal of 14001121 is 12110041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8761600 + 5239521 = 2960^2 + 2289^2 .

It is a cyclic number.

It is not a de Polignac number, because 14001121 - 2¹⁷ = 13870049 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 14001098 and 14001107.

It is not a weakly prime, because it can be changed into another prime (14001151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7000560 + 7000561.

It is an arithmetic number, because the mean of its divisors is an integer number (7000561).

Almost surely, 2^14001121 is an apocalyptic number.

It is an amenable number.

14001121 is a deficient number, since it is larger than the sum of its proper divisors (1).

14001121 is an equidigital number, since it uses as much as digits as its factorization.

14001121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 14001121 is about 3741.8071837015. The cubic root of 14001121 is about 241.0206590303.

Adding to 14001121 its reverse (12110041), we get a palindrome (26111162).

The spelling of 14001121 in words is "fourteen million, one thousand, one hundred twenty-one".