2134644037 has 4 divisors (see below), whose sum is σ = 2141464300. Its totient is φ = 2127823776.

The previous prime is 2134644023. The next prime is 2134644079. The reversal of 2134644037 is 7304464312.

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

It can be written as a sum of positive squares in 2 ways, for example, as 88529281 + 2046114756 = 9409^2 + 45234^2 .

It is a cyclic number.

It is not a de Polignac number, because 2134644037 - 2¹⁹ = 2134119749 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2134643993 and 2134644011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2134644137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3409662 + ... + 3410287.

It is an arithmetic number, because the mean of its divisors is an integer number (535366075).

Almost surely, 2^2134644037 is an apocalyptic number.

It is an amenable number.

2134644037 is a deficient number, since it is larger than the sum of its proper divisors (6820263).

2134644037 is an equidigital number, since it uses as much as digits as its factorization.

2134644037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6820262.

The product of its (nonzero) digits is 48384, while the sum is 34.

The square root of 2134644037 is about 46202.2081398714. The cubic root of 2134644037 is about 1287.5827651825.

The spelling of 2134644037 in words is "two billion, one hundred thirty-four million, six hundred forty-four thousand, thirty-seven".