2136671 has 4 divisors (see below), whose sum is σ = 2140752. Its totient is φ = 2132592.

The previous prime is 2136661. The next prime is 2136707. The reversal of 2136671 is 1766312.

2136671 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2136671 - 2¹⁸ = 1874527 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2136671.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2136601) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1115 + ... + 2348.

It is an arithmetic number, because the mean of its divisors is an integer number (535188).

2^2136671 is an apocalyptic number.

2136671 is a deficient number, since it is larger than the sum of its proper divisors (4081).

2136671 is an equidigital number, since it uses as much as digits as its factorization.

2136671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4080.

The product of its digits is 1512, while the sum is 26.

The square root of 2136671 is about 1461.7356122090. The cubic root of 2136671 is about 128.7990180024.

The spelling of 2136671 in words is "two million, one hundred thirty-six thousand, six hundred seventy-one".