47317199 has 2 divisors, whose sum is σ = 47317200. Its totient is φ = 47317198.

The previous prime is 47317189. The next prime is 47317223. The reversal of 47317199 is 99171374.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47317199 - 2²⁴ = 30539983 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47317189) 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, 23658599 + 23658600.

It is an arithmetic number, because the mean of its divisors is an integer number (23658600).

Almost surely, 2^47317199 is an apocalyptic number.

47317199 is a deficient number, since it is larger than the sum of its proper divisors (1).

47317199 is an equidigital number, since it uses as much as digits as its factorization.

47317199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47628, while the sum is 41.

The square root of 47317199 is about 6878.7498137380. The cubic root of 47317199 is about 361.6926437862.

The spelling of 47317199 in words is "forty-seven million, three hundred seventeen thousand, one hundred ninety-nine".