255075479 has 2 divisors, whose sum is σ = 255075480. Its totient is φ = 255075478.

The previous prime is 255075421. The next prime is 255075559. The reversal of 255075479 is 974570552.

255075479 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255075479 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255075419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127537739 + 127537740.

It is an arithmetic number, because the mean of its divisors is an integer number (127537740).

Almost surely, 2^255075479 is an apocalyptic number.

255075479 is a deficient number, since it is larger than the sum of its proper divisors (1).

255075479 is an equidigital number, since it uses as much as digits as its factorization.

255075479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 441000, while the sum is 44.

The square root of 255075479 is about 15971.0825869757. The cubic root of 255075479 is about 634.1951312844.

The spelling of 255075479 in words is "two hundred fifty-five million, seventy-five thousand, four hundred seventy-nine".