2541105255251 has 2 divisors, whose sum is σ = 2541105255252. Its totient is φ = 2541105255250.

The previous prime is 2541105255239. The next prime is 2541105255343. The reversal of 2541105255251 is 1525525011452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2541105255251 - 2¹⁸ = 2541104993107 is a prime.

It is not a weakly prime, because it can be changed into another prime (2541105255551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1270552627625 + 1270552627626.

It is an arithmetic number, because the mean of its divisors is an integer number (1270552627626).

Almost surely, 2^{2541105255251} is an apocalyptic number.

2541105255251 is a deficient number, since it is larger than the sum of its proper divisors (1).

2541105255251 is an equidigital number, since it uses as much as digits as its factorization.

2541105255251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100000, while the sum is 38.

The spelling of 2541105255251 in words is "two trillion, five hundred forty-one billion, one hundred five million, two hundred fifty-five thousand, two hundred fifty-one".