12137671 has 16 divisors (see below), whose sum is σ = 15128064. Its totient is φ = 9481824.

The previous prime is 12137659. The next prime is 12137683. The reversal of 12137671 is 17673121.

It is an interprime number because it is at equal distance from previous prime (12137659) and next prime (12137683).

It is a cyclic number.

It is not a de Polignac number, because 12137671 - 2¹⁵ = 12104903 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12137611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6750 + ... + 8356.

It is an arithmetic number, because the mean of its divisors is an integer number (945504).

Almost surely, 2^12137671 is an apocalyptic number.

12137671 is a deficient number, since it is larger than the sum of its proper divisors (2990393).

12137671 is a wasteful number, since it uses less digits than its factorization.

12137671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1710.

The product of its digits is 1764, while the sum is 28.

The square root of 12137671 is about 3483.9160437645. The cubic root of 12137671 is about 229.8150434920.

The spelling of 12137671 in words is "twelve million, one hundred thirty-seven thousand, six hundred seventy-one".