4556113021 has 4 divisors (see below), whose sum is σ = 4600347232. Its totient is φ = 4511878812.

The previous prime is 4556113019. The next prime is 4556113027. The reversal of 4556113021 is 1203116554.

4556113021 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4556113021 - 2¹ = 4556113019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4556113027) 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, 22116951 + ... + 22117156.

It is an arithmetic number, because the mean of its divisors is an integer number (1150086808).

Almost surely, 2^4556113021 is an apocalyptic number.

It is an amenable number.

4556113021 is a deficient number, since it is larger than the sum of its proper divisors (44234211).

4556113021 is a wasteful number, since it uses less digits than its factorization.

4556113021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44234210.

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

The square root of 4556113021 is about 67498.9853331145. The cubic root of 4556113021 is about 1657.7975607254.

Adding to 4556113021 its reverse (1203116554), we get a palindrome (5759229575).

The spelling of 4556113021 in words is "four billion, five hundred fifty-six million, one hundred thirteen thousand, twenty-one".