2540134252199 has 2 divisors, whose sum is σ = 2540134252200. Its totient is φ = 2540134252198.

The previous prime is 2540134252153. The next prime is 2540134252213. The reversal of 2540134252199 is 9912524310452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2540134252199 - 2¹² = 2540134248103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2540134252109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1270067126099 + 1270067126100.

It is an arithmetic number, because the mean of its divisors is an integer number (1270067126100).

Almost surely, 2^{2540134252199} is an apocalyptic number.

2540134252199 is a deficient number, since it is larger than the sum of its proper divisors (1).

2540134252199 is an equidigital number, since it uses as much as digits as its factorization.

2540134252199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 777600, while the sum is 47.

The spelling of 2540134252199 in words is "two trillion, five hundred forty billion, one hundred thirty-four million, two hundred fifty-two thousand, one hundred ninety-nine".