11434156 has 12 divisors (see below), whose sum is σ = 20130768. Its totient is φ = 5682512.

The previous prime is 11434139. The next prime is 11434169. The reversal of 11434156 is 65143411.

It is a self number, because there is not a number n which added to its sum of digits gives 11434156.

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, 7891 + ... + 9226.

It is an arithmetic number, because the mean of its divisors is an integer number (1677564).

Almost surely, 2^11434156 is an apocalyptic number.

It is an amenable number.

11434156 is a deficient number, since it is larger than the sum of its proper divisors (8696612).

11434156 is a wasteful number, since it uses less digits than its factorization.

11434156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17288 (or 17286 counting only the distinct ones).

The product of its digits is 1440, while the sum is 25.

The square root of 11434156 is about 3381.4428872894. The cubic root of 11434156 is about 225.2862595160.

Adding to 11434156 its reverse (65143411), we get a palindrome (76577567).

The spelling of 11434156 in words is "eleven million, four hundred thirty-four thousand, one hundred fifty-six".