12140351514427 has 2 divisors, whose sum is σ = 12140351514428. Its totient is φ = 12140351514426.

The previous prime is 12140351514289. The next prime is 12140351514457. The reversal of 12140351514427 is 72441515304121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12140351514427 - 2¹⁹ = 12140350990139 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12140351514427.

It is not a weakly prime, because it can be changed into another prime (12140351514457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6070175757213 + 6070175757214.

It is an arithmetic number, because the mean of its divisors is an integer number (6070175757214).

Almost surely, 2^{12140351514427} is an apocalyptic number.

12140351514427 is a deficient number, since it is larger than the sum of its proper divisors (1).

12140351514427 is an equidigital number, since it uses as much as digits as its factorization.

12140351514427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 134400, while the sum is 40.

Adding to 12140351514427 its reverse (72441515304121), we get a palindrome (84581866818548).

The spelling of 12140351514427 in words is "twelve trillion, one hundred forty billion, three hundred fifty-one million, five hundred fourteen thousand, four hundred twenty-seven".