12049671 has 8 divisors (see below), whose sum is σ = 16082800. Its totient is φ = 8024832.

The previous prime is 12049657. The next prime is 12049673. The reversal of 12049671 is 17694021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12049671 - 2¹³ = 12041479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12049673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3351 + ... + 5943.

It is an arithmetic number, because the mean of its divisors is an integer number (2010350).

Almost surely, 2^12049671 is an apocalyptic number.

12049671 is a deficient number, since it is larger than the sum of its proper divisors (4033129).

12049671 is a wasteful number, since it uses less digits than its factorization.

12049671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4145.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 12049671 is about 3471.2636027821. The cubic root of 12049671 is about 229.2582975646.

It can be divided in two parts, 12049 and 671, that added together give a triangular number (12720 = T₁₅₉).

The spelling of 12049671 in words is "twelve million, forty-nine thousand, six hundred seventy-one".