47239043 has 2 divisors, whose sum is σ = 47239044. Its totient is φ = 47239042.

The previous prime is 47239037. The next prime is 47239051. The reversal of 47239043 is 34093274.

47239043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47239043 - 2⁶ = 47238979 is a prime.

It is not a weakly prime, because it can be changed into another prime (47239063) 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, 23619521 + 23619522.

It is an arithmetic number, because the mean of its divisors is an integer number (23619522).

Almost surely, 2^47239043 is an apocalyptic number.

47239043 is a deficient number, since it is larger than the sum of its proper divisors (1).

47239043 is an equidigital number, since it uses as much as digits as its factorization.

47239043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 47239043 is about 6873.0664917488. The cubic root of 47239043 is about 361.4933925677.

The spelling of 47239043 in words is "forty-seven million, two hundred thirty-nine thousand, forty-three".