11841938 has 16 divisors (see below), whose sum is σ = 18420480. Its totient is φ = 5703600.

The previous prime is 11841937. The next prime is 11841943. The reversal of 11841938 is 83914811.

It is a junction number, because it is equal to n+sod(n) for n = 11841898 and 11841907.

It is not an unprimeable number, because it can be changed into a prime (11841937) 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, 23873 + ... + 24363.

It is an arithmetic number, because the mean of its divisors is an integer number (1151280).

Almost surely, 2^11841938 is an apocalyptic number.

11841938 is a deficient number, since it is larger than the sum of its proper divisors (6578542).

11841938 is a wasteful number, since it uses less digits than its factorization.

11841938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 913.

The product of its digits is 6912, while the sum is 35.

The square root of 11841938 is about 3441.2117051992. The cubic root of 11841938 is about 227.9332034757.

The spelling of 11841938 in words is "eleven million, eight hundred forty-one thousand, nine hundred thirty-eight".