14155147 has 2 divisors, whose sum is σ = 14155148. Its totient is φ = 14155146.

The previous prime is 14155129. The next prime is 14155151. The reversal of 14155147 is 74155141.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14155147 - 2¹⁵ = 14122379 is a prime.

It is not a weakly prime, because it can be changed into another prime (14155117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7077573 + 7077574.

It is an arithmetic number, because the mean of its divisors is an integer number (7077574).

Almost surely, 2^14155147 is an apocalyptic number.

14155147 is a deficient number, since it is larger than the sum of its proper divisors (1).

14155147 is an equidigital number, since it uses as much as digits as its factorization.

14155147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2800, while the sum is 28.

The square root of 14155147 is about 3762.3326540858. The cubic root of 14155147 is about 241.9012585807.

The spelling of 14155147 in words is "fourteen million, one hundred fifty-five thousand, one hundred forty-seven".