214342243397 has 2 divisors, whose sum is σ = 214342243398. Its totient is φ = 214342243396.

The previous prime is 214342243393. The next prime is 214342243417. The reversal of 214342243397 is 793342243412.

214342243397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 193753150276 + 20589093121 = 440174^2 + 143489^2 .

It is a cyclic number.

It is not a de Polignac number, because 214342243397 - 2² = 214342243393 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214342243393) 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, 107171121698 + 107171121699.

It is an arithmetic number, because the mean of its divisors is an integer number (107171121699).

Almost surely, 2^214342243397 is an apocalyptic number.

It is an amenable number.

214342243397 is a deficient number, since it is larger than the sum of its proper divisors (1).

214342243397 is an equidigital number, since it uses as much as digits as its factorization.

214342243397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 44.

The spelling of 214342243397 in words is "two hundred fourteen billion, three hundred forty-two million, two hundred forty-three thousand, three hundred ninety-seven".