11929814 has 16 divisors (see below), whose sum is σ = 19415760. Its totient is φ = 5464800.

The previous prime is 11929793. The next prime is 11929837. The reversal of 11929814 is 41892911.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 1964 + ... + 5264.

It is an arithmetic number, because the mean of its divisors is an integer number (1213485).

Almost surely, 2^11929814 is an apocalyptic number.

11929814 is a deficient number, since it is larger than the sum of its proper divisors (7485946).

11929814 is a wasteful number, since it uses less digits than its factorization.

11929814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3455.

The product of its digits is 5184, while the sum is 35.

The square root of 11929814 is about 3453.9562822943. The cubic root of 11929814 is about 228.4956259427.

The spelling of 11929814 in words is "eleven million, nine hundred twenty-nine thousand, eight hundred fourteen".