475772911 has 2 divisors, whose sum is σ = 475772912. Its totient is φ = 475772910.

The previous prime is 475772909. The next prime is 475772933. The reversal of 475772911 is 119277574.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 475772911 - 2¹ = 475772909 is a prime.

Together with 475772909, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (475772971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237886455 + 237886456.

It is an arithmetic number, because the mean of its divisors is an integer number (237886456).

Almost surely, 2^475772911 is an apocalyptic number.

475772911 is a deficient number, since it is larger than the sum of its proper divisors (1).

475772911 is an equidigital number, since it uses as much as digits as its factorization.

475772911 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 123480, while the sum is 43.

The square root of 475772911 is about 21812.2193047842. The cubic root of 475772911 is about 780.6683461839.

The spelling of 475772911 in words is "four hundred seventy-five million, seven hundred seventy-two thousand, nine hundred eleven".