11523122 has 16 divisors (see below), whose sum is σ = 18735360. Its totient is φ = 5283792.

The previous prime is 11523119. The next prime is 11523137. The reversal of 11523122 is 22132511.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11523122.

It is an unprimeable number.

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, 2879 + ... + 5597.

It is an arithmetic number, because the mean of its divisors is an integer number (1170960).

Almost surely, 2^11523122 is an apocalyptic number.

11523122 is a deficient number, since it is larger than the sum of its proper divisors (7212238).

11523122 is a wasteful number, since it uses less digits than its factorization.

11523122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2897.

The product of its digits is 120, while the sum is 17.

The square root of 11523122 is about 3394.5724325753. The cubic root of 11523122 is about 225.8690472726.

Adding to 11523122 its reverse (22132511), we get a palindrome (33655633).

The spelling of 11523122 in words is "eleven million, five hundred twenty-three thousand, one hundred twenty-two".