2764121 has 2 divisors, whose sum is σ = 2764122. Its totient is φ = 2764120.

The previous prime is 2764087. The next prime is 2764123. The reversal of 2764121 is 1214672.

2764121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1638400 + 1125721 = 1280^2 + 1061^2 .

It is a cyclic number.

It is not a de Polignac number, because 2764121 - 2⁶ = 2764057 is a prime.

Together with 2764123, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2764123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1382060 + 1382061.

It is an arithmetic number, because the mean of its divisors is an integer number (1382061).

2^2764121 is an apocalyptic number.

It is an amenable number.

2764121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2764121 is an equidigital number, since it uses as much as digits as its factorization.

2764121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 672, while the sum is 23.

The square root of 2764121 is about 1662.5645852117. The cubic root of 2764121 is about 140.3413608636.

Adding to 2764121 its reverse (1214672), we get a palindrome (3978793).

The spelling of 2764121 in words is "two million, seven hundred sixty-four thousand, one hundred twenty-one".