14754721 has 2 divisors, whose sum is σ = 14754722. Its totient is φ = 14754720.

The previous prime is 14754713. The next prime is 14754731. The reversal of 14754721 is 12745741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14440000 + 314721 = 3800^2 + 561^2 .

It is a cyclic number.

It is not a de Polignac number, because 14754721 - 2³ = 14754713 is a prime.

It is not a weakly prime, because it can be changed into another prime (14754731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7377360 + 7377361.

It is an arithmetic number, because the mean of its divisors is an integer number (7377361).

Almost surely, 2^14754721 is an apocalyptic number.

It is an amenable number.

14754721 is a deficient number, since it is larger than the sum of its proper divisors (1).

14754721 is an equidigital number, since it uses as much as digits as its factorization.

14754721 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7840, while the sum is 31.

The square root of 14754721 is about 3841.1874466107. The cubic root of 14754721 is about 245.2695686241.

The spelling of 14754721 in words is "fourteen million, seven hundred fifty-four thousand, seven hundred twenty-one".