475671619 has 2 divisors, whose sum is σ = 475671620. Its totient is φ = 475671618.

The previous prime is 475671617. The next prime is 475671641. The reversal of 475671619 is 916176574.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 475671619 - 2¹ = 475671617 is a prime.

It is a super-2 number, since 2×475671619² = 452526978244162322, which contains 22 as substring.

Together with 475671617, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (475671617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237835809 + 237835810.

It is an arithmetic number, because the mean of its divisors is an integer number (237835810).

Almost surely, 2^475671619 is an apocalyptic number.

475671619 is a deficient number, since it is larger than the sum of its proper divisors (1).

475671619 is an equidigital number, since it uses as much as digits as its factorization.

475671619 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 317520, while the sum is 46.

The square root of 475671619 is about 21809.8972716517. The cubic root of 475671619 is about 780.6129408503.

The spelling of 475671619 in words is "four hundred seventy-five million, six hundred seventy-one thousand, six hundred nineteen".