225857003 has 2 divisors, whose sum is σ = 225857004. Its totient is φ = 225857002.

The previous prime is 225856993. The next prime is 225857039. The reversal of 225857003 is 300758522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225857003 - 2¹⁰ = 225855979 is a prime.

It is a super-2 number, since 2×225857003² = 102022771608284018, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (225857083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112928501 + 112928502.

It is an arithmetic number, because the mean of its divisors is an integer number (112928502).

Almost surely, 2^225857003 is an apocalyptic number.

225857003 is a deficient number, since it is larger than the sum of its proper divisors (1).

225857003 is an equidigital number, since it uses as much as digits as its factorization.

225857003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 225857003 is about 15028.5396163433. The cubic root of 225857003 is about 608.9914382835.

The spelling of 225857003 in words is "two hundred twenty-five million, eight hundred fifty-seven thousand, three".