475125779 has 2 divisors, whose sum is σ = 475125780. Its totient is φ = 475125778.

The previous prime is 475125737. The next prime is 475125793. The reversal of 475125779 is 977521574.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 475125779 - 2¹² = 475121683 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (475125709) 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, 237562889 + 237562890.

It is an arithmetic number, because the mean of its divisors is an integer number (237562890).

Almost surely, 2^475125779 is an apocalyptic number.

475125779 is a deficient number, since it is larger than the sum of its proper divisors (1).

475125779 is an equidigital number, since it uses as much as digits as its factorization.

475125779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 617400, while the sum is 47.

The square root of 475125779 is about 21797.3800948646. The cubic root of 475125779 is about 780.3142383870.

The spelling of 475125779 in words is "four hundred seventy-five million, one hundred twenty-five thousand, seven hundred seventy-nine".