475000129 has 4 divisors (see below), whose sum is σ = 486585540. Its totient is φ = 463414720.

The previous prime is 475000067. The next prime is 475000147. The reversal of 475000129 is 921000574.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 218359729 + 256640400 = 14777^2 + 16020^2 .

It is a cyclic number.

It is not a de Polignac number, because 475000129 - 2⁹ = 474999617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 475000097 and 475000106.

It is not an unprimeable number, because it can be changed into a prime (475000199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5792644 + ... + 5792725.

It is an arithmetic number, because the mean of its divisors is an integer number (121646385).

Almost surely, 2^475000129 is an apocalyptic number.

It is an amenable number.

475000129 is a deficient number, since it is larger than the sum of its proper divisors (11585411).

475000129 is a wasteful number, since it uses less digits than its factorization.

475000129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11585410.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 475000129 is about 21794.4976771661. The cubic root of 475000129 is about 780.2454459867.

The spelling of 475000129 in words is "four hundred seventy-five million, one hundred twenty-nine", and thus it is an aban number.