253203 has 4 divisors (see below), whose sum is σ = 337608. Its totient is φ = 168800.

The previous prime is 253159. The next prime is 253229. The reversal of 253203 is 302352.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 253203 - 2⁹ = 252691 is a prime.

It is a super-2 number, since 2×253203² = 128223518418, which contains 22 as substring.

It is a D-number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 253203.

It is not an unprimeable number, because it can be changed into a prime (253243) 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 in 3 ways as a sum of consecutive naturals, for example, 42198 + ... + 42203.

It is an arithmetic number, because the mean of its divisors is an integer number (84402).

2²⁵³²⁰³ is an apocalyptic number.

253203 is a deficient number, since it is larger than the sum of its proper divisors (84405).

253203 is an equidigital number, since it uses as much as digits as its factorization.

253203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84404.

The product of its (nonzero) digits is 180, while the sum is 15.

The square root of 253203 is about 503.1928059899. The cubic root of 253203 is about 63.2639467857.

Adding to 253203 its reverse (302352), we get a palindrome (555555).

The spelling of 253203 in words is "two hundred fifty-three thousand, two hundred three".