242511350143009 has 2 divisors, whose sum is σ = 242511350143010. Its totient is φ = 242511350143008.

The previous prime is 242511350143001. The next prime is 242511350143057. The reversal of 242511350143009 is 900341053115242.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222823449361984 + 19687900781025 = 14927272^2 + 4437105^2 .

It is a cyclic number.

It is not a de Polignac number, because 242511350143009 - 2³ = 242511350143001 is a prime.

It is a super-2 number, since 2×242511350143009² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (242511350143001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121255675071504 + 121255675071505.

It is an arithmetic number, because the mean of its divisors is an integer number (121255675071505).

Almost surely, 2^{242511350143009} is an apocalyptic number.

It is an amenable number.

242511350143009 is a deficient number, since it is larger than the sum of its proper divisors (1).

242511350143009 is an equidigital number, since it uses as much as digits as its factorization.

242511350143009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 242511350143009 in words is "two hundred forty-two trillion, five hundred eleven billion, three hundred fifty million, one hundred forty-three thousand, nine".