947825303 has 2 divisors, whose sum is σ = 947825304. Its totient is φ = 947825302.

The previous prime is 947825297. The next prime is 947825323. The reversal of 947825303 is 303528749.

It is a weak prime.

It is an emirp because it is prime and its reverse (303528749) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-947825303 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 (947825323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 473912651 + 473912652.

It is an arithmetic number, because the mean of its divisors is an integer number (473912652).

Almost surely, 2^947825303 is an apocalyptic number.

947825303 is a deficient number, since it is larger than the sum of its proper divisors (1).

947825303 is an equidigital number, since it uses as much as digits as its factorization.

947825303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 947825303 is about 30786.7715585769. The cubic root of 947825303 is about 982.2968833830.

The spelling of 947825303 in words is "nine hundred forty-seven million, eight hundred twenty-five thousand, three hundred three".