947670079 has 2 divisors, whose sum is σ = 947670080. Its totient is φ = 947670078.

The previous prime is 947670019. The next prime is 947670121. The reversal of 947670079 is 970076749.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 947670079 - 2¹⁷ = 947539007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (947670019) 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, 473835039 + 473835040.

It is an arithmetic number, because the mean of its divisors is an integer number (473835040).

Almost surely, 2^947670079 is an apocalyptic number.

947670079 is a deficient number, since it is larger than the sum of its proper divisors (1).

947670079 is an equidigital number, since it uses as much as digits as its factorization.

947670079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 666792, while the sum is 49.

The square root of 947670079 is about 30784.2505024891. The cubic root of 947670079 is about 982.2432573349.

The spelling of 947670079 in words is "nine hundred forty-seven million, six hundred seventy thousand, seventy-nine".