47383009 has 2 divisors, whose sum is σ = 47383010. Its totient is φ = 47383008.

The previous prime is 47382997. The next prime is 47383067. The reversal of 47383009 is 90038374.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45265984 + 2117025 = 6728^2 + 1455^2 .

It is a cyclic number.

It is not a de Polignac number, because 47383009 - 2¹⁵ = 47350241 is a prime.

It is not a weakly prime, because it can be changed into another prime (47383069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23691504 + 23691505.

It is an arithmetic number, because the mean of its divisors is an integer number (23691505).

Almost surely, 2^47383009 is an apocalyptic number.

It is an amenable number.

47383009 is a deficient number, since it is larger than the sum of its proper divisors (1).

47383009 is an equidigital number, since it uses as much as digits as its factorization.

47383009 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 34.

The square root of 47383009 is about 6883.5317243403. The cubic root of 47383009 is about 361.8602499748.

The spelling of 47383009 in words is "forty-seven million, three hundred eighty-three thousand, nine".