9536992121 has 4 divisors (see below), whose sum is σ = 9537232500. Its totient is φ = 9536751744.

The previous prime is 9536992109. The next prime is 9536992141. The reversal of 9536992121 is 1212996359.

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 9286213225 + 250778896 = 96365^2 + 15836^2 .

It is a cyclic number.

It is not a de Polignac number, because 9536992121 - 2⁶ = 9536992057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9536992141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44996 + ... + 145253.

It is an arithmetic number, because the mean of its divisors is an integer number (2384308125).

Almost surely, 2^9536992121 is an apocalyptic number.

It is an amenable number.

9536992121 is a deficient number, since it is larger than the sum of its proper divisors (240379).

9536992121 is a wasteful number, since it uses less digits than its factorization.

9536992121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240378.

The product of its digits is 262440, while the sum is 47.

The square root of 9536992121 is about 97657.5246512014. The cubic root of 9536992121 is about 2120.6572159149.

The spelling of 9536992121 in words is "nine billion, five hundred thirty-six million, nine hundred ninety-two thousand, one hundred twenty-one".