11253133 has 4 divisors (see below), whose sum is σ = 11915100. Its totient is φ = 10591168.

The previous prime is 11253127. The next prime is 11253157. The reversal of 11253133 is 33135211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33135211 = 73 ⋅453907.

It can be written as a sum of positive squares in 2 ways, for example, as 9622404 + 1630729 = 3102^2 + 1277^2 .

It is a cyclic number.

It is not a de Polignac number, because 11253133 - 2⁵ = 11253101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11253133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11253103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 330958 + ... + 330991.

It is an arithmetic number, because the mean of its divisors is an integer number (2978775).

Almost surely, 2^11253133 is an apocalyptic number.

It is an amenable number.

11253133 is a deficient number, since it is larger than the sum of its proper divisors (661967).

11253133 is an equidigital number, since it uses as much as digits as its factorization.

11253133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661966.

The product of its digits is 270, while the sum is 19.

The square root of 11253133 is about 3354.5689738027. The cubic root of 11253133 is about 224.0910357544.

Adding to 11253133 its reverse (33135211), we get a palindrome (44388344).

The spelling of 11253133 in words is "eleven million, two hundred fifty-three thousand, one hundred thirty-three".