11671814 has 32 divisors (see below), whose sum is σ = 22982400. Its totient is φ = 4307040.

The previous prime is 11671799. The next prime is 11671817. The reversal of 11671814 is 41817611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11671817) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 932 + ... + 4920.

It is an arithmetic number, because the mean of its divisors is an integer number (718200).

Almost surely, 2^11671814 is an apocalyptic number.

11671814 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11671814 is a deficient number, since it is larger than the sum of its proper divisors (11310586).

11671814 is a wasteful number, since it uses less digits than its factorization.

11671814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4028.

The product of its digits is 1344, while the sum is 29.

The square root of 11671814 is about 3416.4036646743. The cubic root of 11671814 is about 226.8364207991.

The spelling of 11671814 in words is "eleven million, six hundred seventy-one thousand, eight hundred fourteen".