242453286197 has 2 divisors, whose sum is σ = 242453286198. Its totient is φ = 242453286196.

The previous prime is 242453286143. The next prime is 242453286233. The reversal of 242453286197 is 791682354242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 188847608356 + 53605677841 = 434566^2 + 231529^2 .

It is a cyclic number.

It is not a de Polignac number, because 242453286197 - 2¹⁴ = 242453269813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242453286797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121226643098 + 121226643099.

It is an arithmetic number, because the mean of its divisors is an integer number (121226643099).

Almost surely, 2^242453286197 is an apocalyptic number.

It is an amenable number.

242453286197 is a deficient number, since it is larger than the sum of its proper divisors (1).

242453286197 is an equidigital number, since it uses as much as digits as its factorization.

242453286197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5806080, while the sum is 53.

The spelling of 242453286197 in words is "two hundred forty-two billion, four hundred fifty-three million, two hundred eighty-six thousand, one hundred ninety-seven".