5142534012251 has 2 divisors, whose sum is σ = 5142534012252. Its totient is φ = 5142534012250.

The previous prime is 5142534012179. The next prime is 5142534012271. The reversal of 5142534012251 is 1522104352415.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5142534012251 is a prime.

It is not a weakly prime, because it can be changed into another prime (5142534012271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2571267006125 + 2571267006126.

It is an arithmetic number, because the mean of its divisors is an integer number (2571267006126).

Almost surely, 2^{5142534012251} is an apocalyptic number.

5142534012251 is a deficient number, since it is larger than the sum of its proper divisors (1).

5142534012251 is an equidigital number, since it uses as much as digits as its factorization.

5142534012251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 5142534012251 its reverse (1522104352415), we get a palindrome (6664638364666).

The spelling of 5142534012251 in words is "five trillion, one hundred forty-two billion, five hundred thirty-four million, twelve thousand, two hundred fifty-one".