475046947 has 2 divisors, whose sum is σ = 475046948. Its totient is φ = 475046946.

The previous prime is 475046921. The next prime is 475046953. The reversal of 475046947 is 749640574.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 475046947 - 2¹⁵ = 475014179 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 475046897 and 475046906.

It is not a weakly prime, because it can be changed into another prime (475046917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237523473 + 237523474.

It is an arithmetic number, because the mean of its divisors is an integer number (237523474).

Almost surely, 2^475046947 is an apocalyptic number.

475046947 is a deficient number, since it is larger than the sum of its proper divisors (1).

475046947 is an equidigital number, since it uses as much as digits as its factorization.

475046947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 846720, while the sum is 46.

The square root of 475046947 is about 21795.5717291380. The cubic root of 475046947 is about 780.2710798963.

The spelling of 475046947 in words is "four hundred seventy-five million, forty-six thousand, nine hundred forty-seven".