19142959358291 has 2 divisors, whose sum is σ = 19142959358292. Its totient is φ = 19142959358290.

The previous prime is 19142959358167. The next prime is 19142959358311. The reversal of 19142959358291 is 19285395924191.

It is a strong prime.

It is an emirp because it is prime and its reverse (19285395924191) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19142959358291 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (19142959354291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9571479679145 + 9571479679146.

It is an arithmetic number, because the mean of its divisors is an integer number (9571479679146).

Almost surely, 2^{19142959358291} is an apocalyptic number.

19142959358291 is a deficient number, since it is larger than the sum of its proper divisors (1).

19142959358291 is an equidigital number, since it uses as much as digits as its factorization.

19142959358291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62985600, while the sum is 68.

The spelling of 19142959358291 in words is "nineteen trillion, one hundred forty-two billion, nine hundred fifty-nine million, three hundred fifty-eight thousand, two hundred ninety-one".