475109 has 2 divisors, whose sum is σ = 475110. Its totient is φ = 475108.

The previous prime is 475103. The next prime is 475141. The reversal of 475109 is 901574.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 297025 + 178084 = 545^2 + 422^2 .

It is a cyclic number.

It is not a de Polignac number, because 475109 - 2⁴ = 475093 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 475109.

It is not a weakly prime, because it can be changed into another prime (475103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237554 + 237555.

It is an arithmetic number, because the mean of its divisors is an integer number (237555).

2⁴⁷⁵¹⁰⁹ is an apocalyptic number.

It is an amenable number.

475109 is a deficient number, since it is larger than the sum of its proper divisors (1).

475109 is an equidigital number, since it uses as much as digits as its factorization.

475109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 475109 is about 689.2815099798. The cubic root of 475109 is about 78.0305052716.

The spelling of 475109 in words is "four hundred seventy-five thousand, one hundred nine".