4652121121 has 2 divisors, whose sum is σ = 4652121122. Its totient is φ = 4652121120.

The previous prime is 4652121119. The next prime is 4652121127. The reversal of 4652121121 is 1211212564.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2502500625 + 2149620496 = 50025^2 + 46364^2 .

It is a cyclic number.

It is not a de Polignac number, because 4652121121 - 2¹ = 4652121119 is a prime.

Together with 4652121119, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4652121127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2326060560 + 2326060561.

It is an arithmetic number, because the mean of its divisors is an integer number (2326060561).

Almost surely, 2^4652121121 is an apocalyptic number.

It is an amenable number.

4652121121 is a deficient number, since it is larger than the sum of its proper divisors (1).

4652121121 is an equidigital number, since it uses as much as digits as its factorization.

4652121121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 960, while the sum is 25.

The square root of 4652121121 is about 68206.4595254731. The cubic root of 4652121121 is about 1669.3612866970.

Adding to 4652121121 its reverse (1211212564), we get a palindrome (5863333685).

The spelling of 4652121121 in words is "four billion, six hundred fifty-two million, one hundred twenty-one thousand, one hundred twenty-one".