2036671913 has 4 divisors (see below), whose sum is σ = 2037917700. Its totient is φ = 2035426128.

The previous prime is 2036671891. The next prime is 2036671933. The reversal of 2036671913 is 3191766302.

It is a happy number.

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 24970009 + 2011701904 = 4997^2 + 44852^2 .

It is a cyclic number.

It is not a de Polignac number, because 2036671913 - 2²² = 2032477609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2036671933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 620438 + ... + 623711.

It is an arithmetic number, because the mean of its divisors is an integer number (509479425).

Almost surely, 2^2036671913 is an apocalyptic number.

It is an amenable number.

2036671913 is a deficient number, since it is larger than the sum of its proper divisors (1245787).

2036671913 is a wasteful number, since it uses less digits than its factorization.

2036671913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1245786.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 2036671913 is about 45129.5015815597. The cubic root of 2036671913 is about 1267.5750766724.

The spelling of 2036671913 in words is "two billion, thirty-six million, six hundred seventy-one thousand, nine hundred thirteen".