475431832123 has 2 divisors, whose sum is σ = 475431832124. Its totient is φ = 475431832122.

The previous prime is 475431832111. The next prime is 475431832151. The reversal of 475431832123 is 321238134574.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 475431832123 - 2¹⁷ = 475431701051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 475431832123.

It is not a weakly prime, because it can be changed into another prime (475431832423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237715916061 + 237715916062.

It is an arithmetic number, because the mean of its divisors is an integer number (237715916062).

Almost surely, 2^475431832123 is an apocalyptic number.

475431832123 is a deficient number, since it is larger than the sum of its proper divisors (1).

475431832123 is an equidigital number, since it uses as much as digits as its factorization.

475431832123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 483840, while the sum is 43.

Adding to 475431832123 its reverse (321238134574), we get a palindrome (796669966697).

The spelling of 475431832123 in words is "four hundred seventy-five billion, four hundred thirty-one million, eight hundred thirty-two thousand, one hundred twenty-three".