11303253 has 16 divisors (see below), whose sum is σ = 18034240. Its totient is φ = 6955632.

The previous prime is 11303221. The next prime is 11303261. The reversal of 11303253 is 35230311.

It is not a de Polignac number, because 11303253 - 2⁵ = 11303221 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 (11303203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15751 + ... + 16452.

It is an arithmetic number, because the mean of its divisors is an integer number (1127140).

Almost surely, 2^11303253 is an apocalyptic number.

11303253 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11303253 is a deficient number, since it is larger than the sum of its proper divisors (6730987).

11303253 is a wasteful number, since it uses less digits than its factorization.

11303253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32225 (or 32219 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 11303253 is about 3362.0310825452. The cubic root of 11303253 is about 224.4232338893.

Adding to 11303253 its reverse (35230311), we get a palindrome (46533564).

The spelling of 11303253 in words is "eleven million, three hundred three thousand, two hundred fifty-three".