11420206 has 8 divisors (see below), whose sum is σ = 19577520. Its totient is φ = 4894368.

The previous prime is 11420203. The next prime is 11420239. The reversal of 11420206 is 60202411.

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

It is a super-2 number, since 2×11420206² = 260842210164872, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11420206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11420203) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 407851 + ... + 407878.

It is an arithmetic number, because the mean of its divisors is an integer number (2447190).

Almost surely, 2^11420206 is an apocalyptic number.

11420206 is a deficient number, since it is larger than the sum of its proper divisors (8157314).

11420206 is an equidigital number, since it uses as much as digits as its factorization.

11420206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815738.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 11420206 is about 3379.3795288485. The cubic root of 11420206 is about 225.1946036542.

Adding to 11420206 its reverse (60202411), we get a palindrome (71622617).

The spelling of 11420206 in words is "eleven million, four hundred twenty thousand, two hundred six".