4556031121 has 8 divisors (see below), whose sum is σ = 4604410440. Its totient is φ = 4507680768.

The previous prime is 4556031113. The next prime is 4556031169. The reversal of 4556031121 is 1211306554.

It can be written as a sum of positive squares in 4 ways, for example, as 75603025 + 4480428096 = 8695^2 + 66936^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4556031121 - 2³ = 4556031113 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4556031121.

It is not an unprimeable number, because it can be changed into a prime (4556031101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 481185 + ... + 490561.

It is an arithmetic number, because the mean of its divisors is an integer number (575551305).

Almost surely, 2^4556031121 is an apocalyptic number.

It is an amenable number.

4556031121 is a deficient number, since it is larger than the sum of its proper divisors (48379319).

4556031121 is an equidigital number, since it uses as much as digits as its factorization.

4556031121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14483.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 4556031121 is about 67498.3786546018. The cubic root of 4556031121 is about 1657.7876272263.

Adding to 4556031121 its reverse (1211306554), we get a palindrome (5767337675).

The spelling of 4556031121 in words is "four billion, five hundred fifty-six million, thirty-one thousand, one hundred twenty-one".