4569917121 has 48 divisors (see below), whose sum is σ = 8513631360. Its totient is φ = 2292111360.

The previous prime is 4569917119. The next prime is 4569917123. The reversal of 4569917121 is 1217199654.

4569917121 is a `hidden beast` number, since 456 + 9 + 9 + 171 + 21 = 666.

4569917121 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4569917119) and next prime (4569917123).

It is not a de Polignac number, because 4569917121 - 2¹ = 4569917119 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4569917123) 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 47 ways as a sum of consecutive naturals, for example, 93600 + ... + 133793.

It is an arithmetic number, because the mean of its divisors is an integer number (177367320).

Almost surely, 2^4569917121 is an apocalyptic number.

It is an amenable number.

4569917121 is a deficient number, since it is larger than the sum of its proper divisors (3943714239).

4569917121 is a wasteful number, since it uses less digits than its factorization.

4569917121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227446 (or 227443 counting only the distinct ones).

The product of its digits is 136080, while the sum is 45.

The square root of 4569917121 is about 67601.1621275848. The cubic root of 4569917121 is about 1659.4701363268.

The spelling of 4569917121 in words is "four billion, five hundred sixty-nine million, nine hundred seventeen thousand, one hundred twenty-one".