11153949 has 8 divisors (see below), whose sum is σ = 14887392. Its totient is φ = 7428240.

The previous prime is 11153941. The next prime is 11153953. The reversal of 11153949 is 94935111.

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

It is not a de Polignac number, because 11153949 - 2³ = 11153941 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11153941) 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 7 ways as a sum of consecutive naturals, for example, 4407 + ... + 6459.

It is an arithmetic number, because the mean of its divisors is an integer number (1860924).

Almost surely, 2^11153949 is an apocalyptic number.

It is an amenable number.

11153949 is a deficient number, since it is larger than the sum of its proper divisors (3733443).

11153949 is a wasteful number, since it uses less digits than its factorization.

11153949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3867.

The product of its digits is 4860, while the sum is 33.

The square root of 11153949 is about 3339.7528351661. The cubic root of 11153949 is about 223.4307198849.

The spelling of 11153949 in words is "eleven million, one hundred fifty-three thousand, nine hundred forty-nine".