475078979 has 2 divisors, whose sum is σ = 475078980. Its totient is φ = 475078978.

The previous prime is 475078943. The next prime is 475078987. The reversal of 475078979 is 979870574.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 475078979 - 2¹² = 475074883 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (475078939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237539489 + 237539490.

It is an arithmetic number, because the mean of its divisors is an integer number (237539490).

Almost surely, 2^475078979 is an apocalyptic number.

475078979 is a deficient number, since it is larger than the sum of its proper divisors (1).

475078979 is an equidigital number, since it uses as much as digits as its factorization.

475078979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4445280, while the sum is 56.

The square root of 475078979 is about 21796.3065449172. The cubic root of 475078979 is about 780.2886171676.

The spelling of 475078979 in words is "four hundred seventy-five million, seventy-eight thousand, nine hundred seventy-nine".