11152123 has 4 divisors (see below), whose sum is σ = 11424168. Its totient is φ = 10880080.

The previous prime is 11152111. The next prime is 11152139. The reversal of 11152123 is 32125111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32125111 = 47 ⋅683513.

It is a cyclic number.

It is not a de Polignac number, because 11152123 - 2⁵ = 11152091 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11152097 and 11152106.

It is not an unprimeable number, because it can be changed into a prime (11152103) 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, 135961 + ... + 136042.

It is an arithmetic number, because the mean of its divisors is an integer number (2856042).

Almost surely, 2^11152123 is an apocalyptic number.

11152123 is a deficient number, since it is larger than the sum of its proper divisors (272045).

11152123 is an equidigital number, since it uses as much as digits as its factorization.

11152123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272044.

The product of its digits is 60, while the sum is 16.

The square root of 11152123 is about 3339.4794504533. The cubic root of 11152123 is about 223.4185266919.

Adding to 11152123 its reverse (32125111), we get a palindrome (43277234).

The spelling of 11152123 in words is "eleven million, one hundred fifty-two thousand, one hundred twenty-three".