11535223 has 16 divisors (see below), whose sum is σ = 14206720. Its totient is φ = 9144576.

The previous prime is 11535217. The next prime is 11535229. The reversal of 11535223 is 32253511.

It is an interprime number because it is at equal distance from previous prime (11535217) and next prime (11535229).

It is not a de Polignac number, because 11535223 - 2¹³ = 11527031 is a prime.

It is a super-2 number, since 2×11535223² = 266122739319458, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11535194 and 11535203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11535229) 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 15 ways as a sum of consecutive naturals, for example, 4711 + ... + 6727.

It is an arithmetic number, because the mean of its divisors is an integer number (887920).

Almost surely, 2^11535223 is an apocalyptic number.

11535223 is a deficient number, since it is larger than the sum of its proper divisors (2671497).

11535223 is a wasteful number, since it uses less digits than its factorization.

11535223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2086.

The product of its digits is 900, while the sum is 22.

The square root of 11535223 is about 3396.3543690257. The cubic root of 11535223 is about 225.9480850290.

Adding to 11535223 its reverse (32253511), we get a palindrome (43788734).

The spelling of 11535223 in words is "eleven million, five hundred thirty-five thousand, two hundred twenty-three".