475129307 has 2 divisors, whose sum is σ = 475129308. Its totient is φ = 475129306.

The previous prime is 475129283. The next prime is 475129309. The reversal of 475129307 is 703921574.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 475129307 - 2¹⁸ = 474867163 is a prime.

Together with 475129309, 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 (475129309) 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, 237564653 + 237564654.

It is an arithmetic number, because the mean of its divisors is an integer number (237564654).

Almost surely, 2^475129307 is an apocalyptic number.

475129307 is a deficient number, since it is larger than the sum of its proper divisors (1).

475129307 is an equidigital number, since it uses as much as digits as its factorization.

475129307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 475129307 is about 21797.4610218713. The cubic root of 475129307 is about 780.3161697645.

The spelling of 475129307 in words is "four hundred seventy-five million, one hundred twenty-nine thousand, three hundred seven".