255040507 has 2 divisors, whose sum is σ = 255040508. Its totient is φ = 255040506.

The previous prime is 255040481. The next prime is 255040517. The reversal of 255040507 is 705040552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255040507 - 2¹⁹ = 254516219 is a prime.

It is not a weakly prime, because it can be changed into another prime (255040517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127520253 + 127520254.

It is an arithmetic number, because the mean of its divisors is an integer number (127520254).

Almost surely, 2^255040507 is an apocalyptic number.

255040507 is a deficient number, since it is larger than the sum of its proper divisors (1).

255040507 is an equidigital number, since it uses as much as digits as its factorization.

255040507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7000, while the sum is 28.

The square root of 255040507 is about 15969.9876956747. The cubic root of 255040507 is about 634.1661462876.

The spelling of 255040507 in words is "two hundred fifty-five million, forty thousand, five hundred seven".