255750503 has 2 divisors, whose sum is σ = 255750504. Its totient is φ = 255750502.

The previous prime is 255750487. The next prime is 255750511. The reversal of 255750503 is 305057552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255750503 - 2⁴ = 255750487 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 255750503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255755503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127875251 + 127875252.

It is an arithmetic number, because the mean of its divisors is an integer number (127875252).

Almost surely, 2^255750503 is an apocalyptic number.

255750503 is a deficient number, since it is larger than the sum of its proper divisors (1).

255750503 is an equidigital number, since it uses as much as digits as its factorization.

255750503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26250, while the sum is 32.

The square root of 255750503 is about 15992.2013181425. The cubic root of 255750503 is about 634.7540767593.

The spelling of 255750503 in words is "two hundred fifty-five million, seven hundred fifty thousand, five hundred three".