11455156 has 12 divisors (see below), whose sum is σ = 20149668. Its totient is φ = 5698112.

The previous prime is 11455153. The next prime is 11455183. The reversal of 11455156 is 65155411.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7784100 + 3671056 = 2790^2 + 1916^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11455153) by changing a digit.

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, 6481 + ... + 8056.

It is an arithmetic number, because the mean of its divisors is an integer number (1679139).

Almost surely, 2^11455156 is an apocalyptic number.

It is an amenable number.

11455156 is a deficient number, since it is larger than the sum of its proper divisors (8694512).

11455156 is a wasteful number, since it uses less digits than its factorization.

11455156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14738 (or 14736 counting only the distinct ones).

The product of its digits is 3000, while the sum is 28.

The square root of 11455156 is about 3384.5466461551. The cubic root of 11455156 is about 225.4240956062.

It can be divided in two parts, 11455 and 156, that added together give a palindrome (11611).

The spelling of 11455156 in words is "eleven million, four hundred fifty-five thousand, one hundred fifty-six".