255125503 has 2 divisors, whose sum is σ = 255125504. Its totient is φ = 255125502.

The previous prime is 255125491. The next prime is 255125539. The reversal of 255125503 is 305521552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 255125503 - 2¹⁷ = 254994431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255125573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127562751 + 127562752.

It is an arithmetic number, because the mean of its divisors is an integer number (127562752).

Almost surely, 2^255125503 is an apocalyptic number.

255125503 is a deficient number, since it is larger than the sum of its proper divisors (1).

255125503 is an equidigital number, since it uses as much as digits as its factorization.

255125503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7500, while the sum is 28.

The square root of 255125503 is about 15972.6485906377. The cubic root of 255125503 is about 634.2365868615.

The spelling of 255125503 in words is "two hundred fifty-five million, one hundred twenty-five thousand, five hundred three".