947329579243 has 2 divisors, whose sum is σ = 947329579244. Its totient is φ = 947329579242.

The previous prime is 947329579223. The next prime is 947329579267. The reversal of 947329579243 is 342975923749.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 947329579243 - 2⁹ = 947329578731 is a prime.

It is not a weakly prime, because it can be changed into another prime (947329579223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 473664789621 + 473664789622.

It is an arithmetic number, because the mean of its divisors is an integer number (473664789622).

Almost surely, 2^947329579243 is an apocalyptic number.

947329579243 is a deficient number, since it is larger than the sum of its proper divisors (1).

947329579243 is an equidigital number, since it uses as much as digits as its factorization.

947329579243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 102876480, while the sum is 64.

The spelling of 947329579243 in words is "nine hundred forty-seven billion, three hundred twenty-nine million, five hundred seventy-nine thousand, two hundred forty-three".