36095820121 has 3 divisors (see below), whose sum is σ = 36096010111. Its totient is φ = 36095630132.

The previous prime is 36095820031. The next prime is 36095820179. The reversal of 36095820121 is 12102859063.

The square root of 36095820121 is 189989.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 34220930121 + 1874890000 = 184989^2 + 43300^2 .

It is not a de Polignac number, because 36095820121 - 2¹⁹ = 36095295833 is a prime.

It is a super-3 number, since 3×36095820121³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36095820191) 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 2 ways as a sum of consecutive naturals, for example, 94995 + ... + 284983.

Almost surely, 2^36095820121 is an apocalyptic number.

36095820121 is the 189989-th square number.

36095820121 is the 94995-th centered octagonal number.

It is an amenable number.

36095820121 is a deficient number, since it is larger than the sum of its proper divisors (189990).

36095820121 is an frugal number, since it uses more digits than its factorization.

36095820121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379978 (or 189989 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 37.

The spelling of 36095820121 in words is "thirty-six billion, ninety-five million, eight hundred twenty thousand, one hundred twenty-one".