47003143 has 8 divisors (see below), whose sum is σ = 51327360. Its totient is φ = 42687480.

The previous prime is 47003137. The next prime is 47003153. The reversal of 47003143 is 34130074.

It is a happy number.

47003143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 47003143 - 2⁵ = 47003111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47003153) 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 in 7 ways as a sum of consecutive naturals, for example, 16348 + ... + 19006.

It is an arithmetic number, because the mean of its divisors is an integer number (6415920).

Almost surely, 2^47003143 is an apocalyptic number.

47003143 is a deficient number, since it is larger than the sum of its proper divisors (4324217).

47003143 is a wasteful number, since it uses less digits than its factorization.

47003143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4277.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 47003143 is about 6855.8838234031. The cubic root of 47003143 is about 360.8906521894.

It can be divided in two parts, 470031 and 43, that added together give a palindrome (470074).

The spelling of 47003143 in words is "forty-seven million, three thousand, one hundred forty-three".