475772357 has 2 divisors, whose sum is σ = 475772358. Its totient is φ = 475772356.

The previous prime is 475772279. The next prime is 475772359. The reversal of 475772357 is 753277574.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 475632481 + 139876 = 21809^2 + 374^2 .

It is a cyclic number.

It is not a de Polignac number, because 475772357 - 2¹² = 475768261 is a prime.

Together with 475772359, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (475772359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237886178 + 237886179.

It is an arithmetic number, because the mean of its divisors is an integer number (237886179).

Almost surely, 2^475772357 is an apocalyptic number.

It is an amenable number.

475772357 is a deficient number, since it is larger than the sum of its proper divisors (1).

475772357 is an equidigital number, since it uses as much as digits as its factorization.

475772357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440600, while the sum is 47.

The square root of 475772357 is about 21812.2066054767. The cubic root of 475772357 is about 780.6680431748.

The spelling of 475772357 in words is "four hundred seventy-five million, seven hundred seventy-two thousand, three hundred fifty-seven".