1836165113 has 4 divisors (see below), whose sum is σ = 1838092788. Its totient is φ = 1834237440.

The previous prime is 1836165103. The next prime is 1836165169. The reversal of 1836165113 is 3115616381.

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 273307024 + 1562858089 = 16532^2 + 39533^2 .

It is a cyclic number.

It is not a de Polignac number, because 1836165113 - 2¹⁰ = 1836164089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1836165103) 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, 962408 + ... + 964313.

It is an arithmetic number, because the mean of its divisors is an integer number (459523197).

Almost surely, 2^1836165113 is an apocalyptic number.

It is an amenable number.

1836165113 is a deficient number, since it is larger than the sum of its proper divisors (1927675).

1836165113 is an equidigital number, since it uses as much as digits as its factorization.

1836165113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1927674.

The product of its digits is 12960, while the sum is 35.

The square root of 1836165113 is about 42850.4972316542. The cubic root of 1836165113 is about 1224.5332361372.

The spelling of 1836165113 in words is "one billion, eight hundred thirty-six million, one hundred sixty-five thousand, one hundred thirteen".