475433531 has 2 divisors, whose sum is σ = 475433532. Its totient is φ = 475433530.

The previous prime is 475433527. The next prime is 475433533. The reversal of 475433531 is 135334574.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 475433531 - 2² = 475433527 is a prime.

It is a super-2 number, since 2×475433531² = 452074084798255922, which contains 22 as substring.

Together with 475433533, it forms a pair of twin primes.

It is a Chen prime.

It is a nialpdrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 475433491 and 475433500.

It is not a weakly prime, because it can be changed into another prime (475433533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237716765 + 237716766.

It is an arithmetic number, because the mean of its divisors is an integer number (237716766).

Almost surely, 2^475433531 is an apocalyptic number.

475433531 is a deficient number, since it is larger than the sum of its proper divisors (1).

475433531 is an equidigital number, since it uses as much as digits as its factorization.

475433531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75600, while the sum is 35.

The square root of 475433531 is about 21804.4383325964. The cubic root of 475433531 is about 780.4826790032.

The spelling of 475433531 in words is "four hundred seventy-five million, four hundred thirty-three thousand, five hundred thirty-one".