947080751 has 2 divisors, whose sum is σ = 947080752. Its totient is φ = 947080750.

The previous prime is 947080747. The next prime is 947080763. The reversal of 947080751 is 157080749.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 947080751 - 2² = 947080747 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 947080699 and 947080708.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (947080741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 473540375 + 473540376.

It is an arithmetic number, because the mean of its divisors is an integer number (473540376).

Almost surely, 2^947080751 is an apocalyptic number.

947080751 is a deficient number, since it is larger than the sum of its proper divisors (1).

947080751 is an equidigital number, since it uses as much as digits as its factorization.

947080751 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 41.

The square root of 947080751 is about 30774.6771063483. The cubic root of 947080751 is about 982.0396057683.

The spelling of 947080751 in words is "nine hundred forty-seven million, eighty thousand, seven hundred fifty-one".