2036361109 has 4 divisors (see below), whose sum is σ = 2069744140. Its totient is φ = 2002978080.

The previous prime is 2036361073. The next prime is 2036361127. The reversal of 2036361109 is 9011636302.

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 30217009 + 2006144100 = 5497^2 + 44790^2 .

It is a cyclic number.

It is not a de Polignac number, because 2036361109 - 2¹⁹ = 2035836821 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 (2036361149) 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, 16691424 + ... + 16691545.

It is an arithmetic number, because the mean of its divisors is an integer number (517436035).

Almost surely, 2^2036361109 is an apocalyptic number.

It is an amenable number.

2036361109 is a deficient number, since it is larger than the sum of its proper divisors (33383031).

2036361109 is an equidigital number, since it uses as much as digits as its factorization.

2036361109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33383030.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 2036361109 is about 45126.0579820573. The cubic root of 2036361109 is about 1267.5105944414.

The spelling of 2036361109 in words is "two billion, thirty-six million, three hundred sixty-one thousand, one hundred nine".