253304303 has 16 divisors (see below), whose sum is σ = 293124096. Its totient is φ = 214408320.

The previous prime is 253304281. The next prime is 253304323. The reversal of 253304303 is 303403352.

It is not a de Polignac number, because 253304303 - 2⁸ = 253304047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253304323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 340550 + ... + 341292.

It is an arithmetic number, because the mean of its divisors is an integer number (18320256).

Almost surely, 2^253304303 is an apocalyptic number.

253304303 is a deficient number, since it is larger than the sum of its proper divisors (39819793).

253304303 is a wasteful number, since it uses less digits than its factorization.

253304303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1294.

The product of its (nonzero) digits is 3240, while the sum is 23.

The square root of 253304303 is about 15915.5365288136. The cubic root of 253304303 is about 632.7238266928.

Adding to 253304303 its reverse (303403352), we get a palindrome (556707655).

The spelling of 253304303 in words is "two hundred fifty-three million, three hundred four thousand, three hundred three".