253003 has 2 divisors, whose sum is σ = 253004. Its totient is φ = 253002.

The previous prime is 252983. The next prime is 253013. The reversal of 253003 is 300352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 253003 - 2⁵ = 252971 is a prime.

It is not a weakly prime, because it can be changed into another prime (253013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126501 + 126502.

It is an arithmetic number, because the mean of its divisors is an integer number (126502).

2²⁵³⁰⁰³ is an apocalyptic number.

253003 is a deficient number, since it is larger than the sum of its proper divisors (1).

253003 is an equidigital number, since it uses as much as digits as its factorization.

253003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90, while the sum is 13.

The square root of 253003 is about 502.9940357499. The cubic root of 253003 is about 63.2472854215.

Adding to 253003 its reverse (300352), we get a palindrome (553355).

The spelling of 253003 in words is "two hundred fifty-three thousand, three".