14847457 has 2 divisors, whose sum is σ = 14847458. Its totient is φ = 14847456.

The previous prime is 14847439. The next prime is 14847463. The reversal of 14847457 is 75474841.

It is a happy number.

14847457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14017536 + 829921 = 3744^2 + 911^2 .

It is a cyclic number.

It is not a de Polignac number, because 14847457 - 2¹¹ = 14845409 is a prime.

It is not a weakly prime, because it can be changed into another prime (14847467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7423728 + 7423729.

It is an arithmetic number, because the mean of its divisors is an integer number (7423729).

Almost surely, 2^14847457 is an apocalyptic number.

It is an amenable number.

14847457 is a deficient number, since it is larger than the sum of its proper divisors (1).

14847457 is an equidigital number, since it uses as much as digits as its factorization.

14847457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 125440, while the sum is 40.

The square root of 14847457 is about 3853.2398056700. The cubic root of 14847457 is about 245.7823498473.

The spelling of 14847457 in words is "fourteen million, eight hundred forty-seven thousand, four hundred fifty-seven".