11123351 has 4 divisors (see below), whose sum is σ = 11130192. Its totient is φ = 11116512.

The previous prime is 11123323. The next prime is 11123393. The reversal of 11123351 is 15332111.

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 a de Polignac number, because none of the positive numbers 2^k-11123351 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 (11123311) 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, 575 + ... + 4751.

It is an arithmetic number, because the mean of its divisors is an integer number (2782548).

Almost surely, 2^11123351 is an apocalyptic number.

11123351 is a deficient number, since it is larger than the sum of its proper divisors (6841).

11123351 is an equidigital number, since it uses as much as digits as its factorization.

11123351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6840.

The product of its digits is 90, while the sum is 17.

The square root of 11123351 is about 3335.1688113198. The cubic root of 11123351 is about 223.2262244744.

Adding to 11123351 its reverse (15332111), we get a palindrome (26455462).

The spelling of 11123351 in words is "eleven million, one hundred twenty-three thousand, three hundred fifty-one".