6652060121 has 6 divisors (see below), whose sum is σ = 7738110810. Its totient is φ = 5701765776.

The previous prime is 6652060111. The next prime is 6652060123. The reversal of 6652060121 is 1210602566.

It can be written as a sum of positive squares in only one way, i.e., 4215255625 + 2436804496 = 64925^2 + 49364^2 .

It is not a de Polignac number, because 6652060121 - 2¹⁴ = 6652043737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6652060123) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 67878116 + ... + 67878213.

It is an arithmetic number, because the mean of its divisors is an integer number (1289685135).

Almost surely, 2^6652060121 is an apocalyptic number.

It is an amenable number.

6652060121 is a deficient number, since it is larger than the sum of its proper divisors (1086050689).

6652060121 is a wasteful number, since it uses less digits than its factorization.

6652060121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135756343 (or 135756336 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 6652060121 is about 81560.1625856643. The cubic root of 6652060121 is about 1880.6965241097.

Adding to 6652060121 its reverse (1210602566), we get a palindrome (7862662687).

The spelling of 6652060121 in words is "six billion, six hundred fifty-two million, sixty thousand, one hundred twenty-one".