11261123 has 8 divisors (see below), whose sum is σ = 11978928. Its totient is φ = 10549504.

The previous prime is 11261119. The next prime is 11261137. The reversal of 11261123 is 32116211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11261123 - 2² = 11261119 is a prime.

It is a super-2 number, since 2×11261123² = 253625782442258, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11261113) 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 7 ways as a sum of consecutive naturals, for example, 2540 + ... + 5382.

It is an arithmetic number, because the mean of its divisors is an integer number (1497366).

Almost surely, 2^11261123 is an apocalyptic number.

11261123 is a deficient number, since it is larger than the sum of its proper divisors (717805).

11261123 is a wasteful number, since it uses less digits than its factorization.

11261123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3093.

The product of its digits is 72, while the sum is 17.

The square root of 11261123 is about 3355.7596755429. The cubic root of 11261123 is about 224.1440599146.

Adding to 11261123 its reverse (32116211), we get a palindrome (43377334).

The spelling of 11261123 in words is "eleven million, two hundred sixty-one thousand, one hundred twenty-three".