11271406 has 8 divisors (see below), whose sum is σ = 16975224. Its totient is φ = 5613000.

The previous prime is 11271367. The next prime is 11271437. The reversal of 11271406 is 60417211.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10725 + ... + 11728.

It is an arithmetic number, because the mean of its divisors is an integer number (2121903).

Almost surely, 2^11271406 is an apocalyptic number.

11271406 is a deficient number, since it is larger than the sum of its proper divisors (5703818).

11271406 is a wasteful number, since it uses less digits than its factorization.

11271406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22706.

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 11271406 is about 3357.2914678353. The cubic root of 11271406 is about 224.2122642480.

Adding to 11271406 its reverse (60417211), we get a palindrome (71688617).

The spelling of 11271406 in words is "eleven million, two hundred seventy-one thousand, four hundred six".