2541013 has 4 divisors (see below), whose sum is σ = 2544460. Its totient is φ = 2537568.

The previous prime is 2541001. The next prime is 2541023. The reversal of 2541013 is 3101452.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1096209 + 1444804 = 1047^2 + 1202^2 .

It is a cyclic number.

It is not a de Polignac number, because 2541013 - 2⁵ = 2540981 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2541023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120 + ... + 2257.

It is an arithmetic number, because the mean of its divisors is an integer number (636115).

2^2541013 is an apocalyptic number.

It is an amenable number.

2541013 is a deficient number, since it is larger than the sum of its proper divisors (3447).

2541013 is a wasteful number, since it uses less digits than its factorization.

2541013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3446.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 2541013 is about 1594.0555197357. The cubic root of 2541013 is about 136.4590349685.

Adding to 2541013 its reverse (3101452), we get a palindrome (5642465).

The spelling of 2541013 in words is "two million, five hundred forty-one thousand, thirteen".