2793121 has 2 divisors, whose sum is σ = 2793122. Its totient is φ = 2793120.

The previous prime is 2793107. The next prime is 2793149. The reversal of 2793121 is 1213972.

2793121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2062096 + 731025 = 1436^2 + 855^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2793121 is a prime.

2793121 is a lucky number.

It is equal to p₂₀₂₈₉₄ and since 2793121 and 202894 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (2793101) 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, 1396560 + 1396561.

It is an arithmetic number, because the mean of its divisors is an integer number (1396561).

2^2793121 is an apocalyptic number.

It is an amenable number.

2793121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2793121 is an equidigital number, since it uses as much as digits as its factorization.

2793121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 756, while the sum is 25.

The square root of 2793121 is about 1671.2632946367. The cubic root of 2793121 is about 140.8304553018.

The spelling of 2793121 in words is "two million, seven hundred ninety-three thousand, one hundred twenty-one".