11149142 has 8 divisors (see below), whose sum is σ = 16793832. Its totient is φ = 5551200.

The previous prime is 11149123. The next prime is 11149163. The reversal of 11149142 is 24194111.

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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11084 + ... + 12047.

It is an arithmetic number, because the mean of its divisors is an integer number (2099229).

Almost surely, 2^11149142 is an apocalyptic number.

11149142 is a deficient number, since it is larger than the sum of its proper divisors (5644690).

11149142 is a wasteful number, since it uses less digits than its factorization.

11149142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23374.

The product of its digits is 288, while the sum is 23.

The square root of 11149142 is about 3339.0330935766. The cubic root of 11149142 is about 223.3986180766.

The spelling of 11149142 in words is "eleven million, one hundred forty-nine thousand, one hundred forty-two".