4356641121 has 8 divisors (see below), whose sum is σ = 6638691264. Its totient is φ = 2489509200.

The previous prime is 4356641027. The next prime is 4356641143. The reversal of 4356641121 is 1211466534.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4356641121 - 2⁷ = 4356640993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4356641521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103729530 + ... + 103729571.

It is an arithmetic number, because the mean of its divisors is an integer number (829836408).

Almost surely, 2^4356641121 is an apocalyptic number.

It is an amenable number.

4356641121 is a deficient number, since it is larger than the sum of its proper divisors (2282050143).

4356641121 is a wasteful number, since it uses less digits than its factorization.

4356641121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207459111.

The product of its digits is 17280, while the sum is 33.

The square root of 4356641121 is about 66004.8567985720. The cubic root of 4356641121 is about 1633.2422100443.

The spelling of 4356641121 in words is "four billion, three hundred fifty-six million, six hundred forty-one thousand, one hundred twenty-one".