2541121 has 6 divisors (see below), whose sum is σ = 2793266. Its totient is φ = 2310000.

The previous prime is 2541089. The next prime is 2541127. The reversal of 2541121 is 1211452.

It can be written as a sum of positive squares in only one way, i.e., 1860496 + 680625 = 1364^2 + 825^2 .

It is not a de Polignac number, because 2541121 - 2⁵ = 2541089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2541095 and 2541104.

It is not an unprimeable number, because it can be changed into a prime (2541127) 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, 10380 + ... + 10621.

2^2541121 is an apocalyptic number.

It is an amenable number.

2541121 is a deficient number, since it is larger than the sum of its proper divisors (252145).

2541121 is a wasteful number, since it uses less digits than its factorization.

2541121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21023 (or 21012 counting only the distinct ones).

The product of its digits is 80, while the sum is 16.

The square root of 2541121 is about 1594.0893952348. The cubic root of 2541121 is about 136.4609682351.

Adding to 2541121 its reverse (1211452), we get a palindrome (3752573).

It can be divided in two parts, 2541 and 121, that added together give a palindrome (2662).

The spelling of 2541121 in words is "two million, five hundred forty-one thousand, one hundred twenty-one".