475204243 has 2 divisors, whose sum is σ = 475204244. Its totient is φ = 475204242.

The previous prime is 475204229. The next prime is 475204253. The reversal of 475204243 is 342402574.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 475204243 - 2²¹ = 473107091 is a prime.

It is not a weakly prime, because it can be changed into another prime (475204253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237602121 + 237602122.

It is an arithmetic number, because the mean of its divisors is an integer number (237602122).

Almost surely, 2^475204243 is an apocalyptic number.

475204243 is a deficient number, since it is larger than the sum of its proper divisors (1).

475204243 is an equidigital number, since it uses as much as digits as its factorization.

475204243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26880, while the sum is 31.

The square root of 475204243 is about 21799.1798698942. The cubic root of 475204243 is about 780.3571906668.

The spelling of 475204243 in words is "four hundred seventy-five million, two hundred four thousand, two hundred forty-three".