13548947 has 2 divisors, whose sum is σ = 13548948. Its totient is φ = 13548946.

The previous prime is 13548917. The next prime is 13548959. The reversal of 13548947 is 74984531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13548947 - 2⁶ = 13548883 is a prime.

It is not a weakly prime, because it can be changed into another prime (13548907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6774473 + 6774474.

It is an arithmetic number, because the mean of its divisors is an integer number (6774474).

Almost surely, 2^13548947 is an apocalyptic number.

13548947 is a deficient number, since it is larger than the sum of its proper divisors (1).

13548947 is an equidigital number, since it uses as much as digits as its factorization.

13548947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 41.

The square root of 13548947 is about 3680.8894305589. The cubic root of 13548947 is about 238.3975829954.

It can be divided in two parts, 1354 and 8947, that added together give a palindrome (10301).

The spelling of 13548947 in words is "thirteen million, five hundred forty-eight thousand, nine hundred forty-seven".