2652121 has 4 divisors (see below), whose sum is σ = 2660112. Its totient is φ = 2644132.

The previous prime is 2652113. The next prime is 2652131. The reversal of 2652121 is 1212562.

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 2652121 - 2³ = 2652113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2652101) 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 3 ways as a sum of consecutive naturals, for example, 3475 + ... + 4168.

It is an arithmetic number, because the mean of its divisors is an integer number (665028).

2^2652121 is an apocalyptic number.

It is an amenable number.

2652121 is a deficient number, since it is larger than the sum of its proper divisors (7991).

2652121 is an equidigital number, since it uses as much as digits as its factorization.

2652121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7990.

The product of its digits is 240, while the sum is 19.

The square root of 2652121 is about 1628.5333892801. The cubic root of 2652121 is about 138.4196599924.

Adding to 2652121 its reverse (1212562), we get a palindrome (3864683).

The spelling of 2652121 in words is "two million, six hundred fifty-two thousand, one hundred twenty-one".