147143918 has 16 divisors (see below), whose sum is σ = 228458880. Its totient is φ = 71004000.

The previous prime is 147143873. The next prime is 147143921. The reversal of 147143918 is 819341741.

147143918 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21068 + ... + 27168.

It is an arithmetic number, because the mean of its divisors is an integer number (14278680).

Almost surely, 2^147143918 is an apocalyptic number.

147143918 is a deficient number, since it is larger than the sum of its proper divisors (81314962).

147143918 is a wasteful number, since it uses less digits than its factorization.

147143918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6523.

The product of its digits is 24192, while the sum is 38.

The square root of 147143918 is about 12130.2892793206. The cubic root of 147143918 is about 527.9353853246.

The spelling of 147143918 in words is "one hundred forty-seven million, one hundred forty-three thousand, nine hundred eighteen".