11839149 has 32 divisors (see below), whose sum is σ = 20599040. Its totient is φ = 6578496.

The previous prime is 11839103. The next prime is 11839153. The reversal of 11839149 is 94193811.

It is not a de Polignac number, because 11839149 - 2⁹ = 11838637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11839169) 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 31 ways as a sum of consecutive naturals, for example, 6147 + ... + 7839.

It is an arithmetic number, because the mean of its divisors is an integer number (643720).

Almost surely, 2^11839149 is an apocalyptic number.

It is an amenable number.

11839149 is a deficient number, since it is larger than the sum of its proper divisors (8759891).

11839149 is a wasteful number, since it uses less digits than its factorization.

11839149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1746 (or 1740 counting only the distinct ones).

The product of its digits is 7776, while the sum is 36.

The square root of 11839149 is about 3440.8064461693. The cubic root of 11839149 is about 227.9153078796.

It can be divided in two parts, 11 and 839149, that added together give a triangular number (839160 = T₁₂₉₅).

The spelling of 11839149 in words is "eleven million, eight hundred thirty-nine thousand, one hundred forty-nine".