11123146 has 8 divisors (see below), whose sum is σ = 16727940. Its totient is φ = 5547168.

The previous prime is 11123143. The next prime is 11123171. The reversal of 11123146 is 64132111.

It can be written as a sum of positive squares in 2 ways, for example, as 10491121 + 632025 = 3239^2 + 795^2 .

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

It is not an unprimeable number, because it can be changed into a prime (11123143) 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, 6211 + ... + 7798.

Almost surely, 2^11123146 is an apocalyptic number.

11123146 is a deficient number, since it is larger than the sum of its proper divisors (5604794).

11123146 is a wasteful number, since it uses less digits than its factorization.

11123146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14408.

The product of its digits is 144, while the sum is 19.

The square root of 11123146 is about 3335.1380781011. The cubic root of 11123146 is about 223.2248531354.

Adding to 11123146 its reverse (64132111), we get a palindrome (75255257).

The spelling of 11123146 in words is "eleven million, one hundred twenty-three thousand, one hundred forty-six".