14894947 has 2 divisors, whose sum is σ = 14894948. Its totient is φ = 14894946.

The previous prime is 14894939. The next prime is 14894953. The reversal of 14894947 is 74949841.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14894947 - 2³ = 14894939 is a prime.

It is a super-2 number, since 2×14894947² = 443718892265618, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14894897 and 14894906.

It is not a weakly prime, because it can be changed into another prime (14894927) 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, 7447473 + 7447474.

It is an arithmetic number, because the mean of its divisors is an integer number (7447474).

Almost surely, 2^14894947 is an apocalyptic number.

14894947 is a deficient number, since it is larger than the sum of its proper divisors (1).

14894947 is an equidigital number, since it uses as much as digits as its factorization.

14894947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 46.

The square root of 14894947 is about 3859.3972327295. The cubic root of 14894947 is about 246.0441181586.

It can be divided in two parts, 148949 and 47, that added together give a square (148996 = 386²).

The spelling of 14894947 in words is "fourteen million, eight hundred ninety-four thousand, nine hundred forty-seven".