475353143 has 2 divisors, whose sum is σ = 475353144. Its totient is φ = 475353142.

The previous prime is 475353127. The next prime is 475353161. The reversal of 475353143 is 341353574.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 475353143 - 2⁴ = 475353127 is a prime.

It is a super-2 number, since 2×475353143² = 451921221119956898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (475353743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237676571 + 237676572.

It is an arithmetic number, because the mean of its divisors is an integer number (237676572).

Almost surely, 2^475353143 is an apocalyptic number.

475353143 is a deficient number, since it is larger than the sum of its proper divisors (1).

475353143 is an equidigital number, since it uses as much as digits as its factorization.

475353143 is an evil number, because the sum of its binary digits is even.

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

The square root of 475353143 is about 21802.5948685013. The cubic root of 475353143 is about 780.4386875904.

It can be divided in two parts, 4753531 and 43, that added together give a palindrome (4753574).

The spelling of 475353143 in words is "four hundred seventy-five million, three hundred fifty-three thousand, one hundred forty-three".