14649457 has 2 divisors, whose sum is σ = 14649458. Its totient is φ = 14649456.

The previous prime is 14649403. The next prime is 14649463. The reversal of 14649457 is 75494641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11840481 + 2808976 = 3441^2 + 1676^2 .

It is a cyclic number.

It is not a de Polignac number, because 14649457 - 2¹⁹ = 14125169 is a prime.

It is not a weakly prime, because it can be changed into another prime (14649857) 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, 7324728 + 7324729.

It is an arithmetic number, because the mean of its divisors is an integer number (7324729).

Almost surely, 2^14649457 is an apocalyptic number.

It is an amenable number.

14649457 is a deficient number, since it is larger than the sum of its proper divisors (1).

14649457 is an equidigital number, since it uses as much as digits as its factorization.

14649457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 40.

The square root of 14649457 is about 3827.4609077037. The cubic root of 14649457 is about 244.6849038255.

The spelling of 14649457 in words is "fourteen million, six hundred forty-nine thousand, four hundred fifty-seven".