475071133 has 2 divisors, whose sum is σ = 475071134. Its totient is φ = 475071132.

The previous prime is 475071131. The next prime is 475071173. The reversal of 475071133 is 331170574.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 293711044 + 181360089 = 17138^2 + 13467^2 .

It is a cyclic number.

It is not a de Polignac number, because 475071133 - 2¹ = 475071131 is a prime.

Together with 475071131, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 475071095 and 475071104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (475071131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237535566 + 237535567.

It is an arithmetic number, because the mean of its divisors is an integer number (237535567).

Almost surely, 2^475071133 is an apocalyptic number.

It is an amenable number.

475071133 is a deficient number, since it is larger than the sum of its proper divisors (1).

475071133 is an equidigital number, since it uses as much as digits as its factorization.

475071133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8820, while the sum is 31.

The square root of 475071133 is about 21796.1265595518. The cubic root of 475071133 is about 780.2843216164.

The spelling of 475071133 in words is "four hundred seventy-five million, seventy-one thousand, one hundred thirty-three".