4656121 has 8 divisors (see below), whose sum is σ = 4924800. Its totient is φ = 4389840.

The previous prime is 4656089. The next prime is 4656139. The reversal of 4656121 is 1216564.

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 4656121 - 2⁵ = 4656089 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4656151) 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, 4656 + ... + 5566.

It is an arithmetic number, because the mean of its divisors is an integer number (615600).

Almost surely, 2^4656121 is an apocalyptic number.

It is an amenable number.

4656121 is a deficient number, since it is larger than the sum of its proper divisors (268679).

4656121 is a wasteful number, since it uses less digits than its factorization.

4656121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1199.

The product of its digits is 1440, while the sum is 25.

The square root of 4656121 is about 2157.8046714195. The cubic root of 4656121 is about 166.9839586825.

The spelling of 4656121 in words is "four million, six hundred fifty-six thousand, one hundred twenty-one".