947071148 has 6 divisors (see below), whose sum is σ = 1657374516. Its totient is φ = 473535572.

The previous prime is 947071123. The next prime is 947071157. The reversal of 947071148 is 841170749.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118383890 + ... + 118383897.

It is an arithmetic number, because the mean of its divisors is an integer number (276229086).

Almost surely, 2^947071148 is an apocalyptic number.

It is an amenable number.

947071148 is a deficient number, since it is larger than the sum of its proper divisors (710303368).

947071148 is a wasteful number, since it uses less digits than its factorization.

947071148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236767791 (or 236767789 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 41.

The square root of 947071148 is about 30774.5210848195. The cubic root of 947071148 is about 982.0362866011.

The spelling of 947071148 in words is "nine hundred forty-seven million, seventy-one thousand, one hundred forty-eight".