242254313149 has 2 divisors, whose sum is σ = 242254313150. Its totient is φ = 242254313148.

The previous prime is 242254313143. The next prime is 242254313159. The reversal of 242254313149 is 941313452242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 156459802500 + 85794510649 = 395550^2 + 292907^2 .

It is a cyclic number.

It is not a de Polignac number, because 242254313149 - 2¹⁷ = 242254182077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242254313143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121127156574 + 121127156575.

It is an arithmetic number, because the mean of its divisors is an integer number (121127156575).

Almost surely, 2^242254313149 is an apocalyptic number.

It is an amenable number.

242254313149 is a deficient number, since it is larger than the sum of its proper divisors (1).

242254313149 is an equidigital number, since it uses as much as digits as its factorization.

242254313149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 40.

The spelling of 242254313149 in words is "two hundred forty-two billion, two hundred fifty-four million, three hundred thirteen thousand, one hundred forty-nine".