11423516 has 12 divisors (see below), whose sum is σ = 21529032. Its totient is φ = 5272368.

The previous prime is 11423501. The next prime is 11423537. The reversal of 11423516 is 61532411.

It is a junction number, because it is equal to n+sod(n) for n = 11423491 and 11423500.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 109790 + ... + 109893.

It is an arithmetic number, because the mean of its divisors is an integer number (1794086).

Almost surely, 2^11423516 is an apocalyptic number.

It is an amenable number.

11423516 is a deficient number, since it is larger than the sum of its proper divisors (10105516).

11423516 is a wasteful number, since it uses less digits than its factorization.

11423516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219700 (or 219698 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 11423516 is about 3379.8692282395. The cubic root of 11423516 is about 225.2163581403.

Adding to 11423516 its reverse (61532411), we get a palindrome (72955927).

The spelling of 11423516 in words is "eleven million, four hundred twenty-three thousand, five hundred sixteen".