11420012 has 6 divisors (see below), whose sum is σ = 19985028. Its totient is φ = 5710004.

The previous prime is 11420009. The next prime is 11420027. The reversal of 11420012 is 21002411.

It is a junction number, because it is equal to n+sod(n) for n = 11419975 and 11420002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1427498 + ... + 1427505.

It is an arithmetic number, because the mean of its divisors is an integer number (3330838).

Almost surely, 2^11420012 is an apocalyptic number.

It is an amenable number.

11420012 is a deficient number, since it is larger than the sum of its proper divisors (8565016).

11420012 is a wasteful number, since it uses less digits than its factorization.

11420012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2855007 (or 2855005 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 11420012 is about 3379.3508252326. The cubic root of 11420012 is about 225.1933284875.

Adding to 11420012 its reverse (21002411), we get a palindrome (32422423).

The spelling of 11420012 in words is "eleven million, four hundred twenty thousand, twelve".