11553151 has 4 divisors (see below), whose sum is σ = 11562400. Its totient is φ = 11543904.

The previous prime is 11553133. The next prime is 11553167. The reversal of 11553151 is 15135511.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11553151 - 2⁵ = 11553119 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 (11553551) 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 3 ways as a sum of consecutive naturals, for example, 2391 + ... + 5368.

It is an arithmetic number, because the mean of its divisors is an integer number (2890600).

Almost surely, 2^11553151 is an apocalyptic number.

11553151 is a deficient number, since it is larger than the sum of its proper divisors (9249).

11553151 is an equidigital number, since it uses as much as digits as its factorization.

11553151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9248.

The product of its digits is 375, while the sum is 22.

The square root of 11553151 is about 3398.9926448876. The cubic root of 11553151 is about 226.0650803253.

Adding to 11553151 its reverse (15135511), we get a palindrome (26688662).

The spelling of 11553151 in words is "eleven million, five hundred fifty-three thousand, one hundred fifty-one".