2541400541 has 2 divisors, whose sum is σ = 2541400542. Its totient is φ = 2541400540.

The previous prime is 2541400507. The next prime is 2541400559. The reversal of 2541400541 is 1450041452.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1915900441 + 625500100 = 43771^2 + 25010^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2541400541 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2541400541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2541400501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1270700270 + 1270700271.

It is an arithmetic number, because the mean of its divisors is an integer number (1270700271).

Almost surely, 2^2541400541 is an apocalyptic number.

It is an amenable number.

2541400541 is a deficient number, since it is larger than the sum of its proper divisors (1).

2541400541 is an equidigital number, since it uses as much as digits as its factorization.

2541400541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 2541400541 is about 50412.3054521413. The cubic root of 2541400541 is about 1364.6597193711.

Adding to 2541400541 its reverse (1450041452), we get a palindrome (3991441993).

The spelling of 2541400541 in words is "two billion, five hundred forty-one million, four hundred thousand, five hundred forty-one".