47447303 has 2 divisors, whose sum is σ = 47447304. Its totient is φ = 47447302.

The previous prime is 47447293. The next prime is 47447311. The reversal of 47447303 is 30374474.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47447303 - 2¹⁶ = 47381767 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47447303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47447353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23723651 + 23723652.

It is an arithmetic number, because the mean of its divisors is an integer number (23723652).

Almost surely, 2^47447303 is an apocalyptic number.

47447303 is a deficient number, since it is larger than the sum of its proper divisors (1).

47447303 is an equidigital number, since it uses as much as digits as its factorization.

47447303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224, while the sum is 32.

The square root of 47447303 is about 6888.2002729305. The cubic root of 47447303 is about 362.0238453814.

The spelling of 47447303 in words is "forty-seven million, four hundred forty-seven thousand, three hundred three".