11671424 has 16 divisors (see below), whose sum is σ = 23251920. Its totient is φ = 5835648.

The previous prime is 11671421. The next prime is 11671493. The reversal of 11671424 is 42417611.

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 11671393 and 11671402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11671421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45464 + ... + 45719.

It is an arithmetic number, because the mean of its divisors is an integer number (1453245).

Almost surely, 2^11671424 is an apocalyptic number.

It is an amenable number.

11671424 is a deficient number, since it is larger than the sum of its proper divisors (11580496).

11671424 is an frugal number, since it uses more digits than its factorization.

11671424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91197 (or 91185 counting only the distinct ones).

The product of its digits is 1344, while the sum is 26.

The square root of 11671424 is about 3416.3465866332. The cubic root of 11671424 is about 226.8338942798.

The spelling of 11671424 in words is "eleven million, six hundred seventy-one thousand, four hundred twenty-four".