14765921 has 2 divisors, whose sum is σ = 14765922. Its totient is φ = 14765920.

The previous prime is 14765917. The next prime is 14765939. The reversal of 14765921 is 12956741.

14765921 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13104400 + 1661521 = 3620^2 + 1289^2 .

It is a cyclic number.

It is not a de Polignac number, because 14765921 - 2² = 14765917 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (14765521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7382960 + 7382961.

It is an arithmetic number, because the mean of its divisors is an integer number (7382961).

Almost surely, 2^14765921 is an apocalyptic number.

It is an amenable number.

14765921 is a deficient number, since it is larger than the sum of its proper divisors (1).

14765921 is an equidigital number, since it uses as much as digits as its factorization.

14765921 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 35.

The square root of 14765921 is about 3842.6450525647. The cubic root of 14765921 is about 245.3316125939.

The spelling of 14765921 in words is "fourteen million, seven hundred sixty-five thousand, nine hundred twenty-one".