475361111 has 2 divisors, whose sum is σ = 475361112. Its totient is φ = 475361110.

The previous prime is 475361077. The next prime is 475361143. The reversal of 475361111 is 111163574.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 475361111 - 2¹⁰ = 475360087 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (475364111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237680555 + 237680556.

It is an arithmetic number, because the mean of its divisors is an integer number (237680556).

Almost surely, 2^475361111 is an apocalyptic number.

475361111 is a deficient number, since it is larger than the sum of its proper divisors (1).

475361111 is an equidigital number, since it uses as much as digits as its factorization.

475361111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2520, while the sum is 29.

The square root of 475361111 is about 21802.7775982786. Note that the first 3 decimals coincide. The cubic root of 475361111 is about 780.4430482086.

The spelling of 475361111 in words is "four hundred seventy-five million, three hundred sixty-one thousand, one hundred eleven".