242511350143057 has 2 divisors, whose sum is σ = 242511350143058. Its totient is φ = 242511350143056.

The previous prime is 242511350143009. The next prime is 242511350143087. The reversal of 242511350143057 is 750341053115242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 188344635224641 + 54166714918416 = 13723871^2 + 7359804^2 .

It is a cyclic number.

It is not a de Polignac number, because 242511350143057 - 2⁴⁷ = 101773861787729 is a prime.

It is not a weakly prime, because it can be changed into another prime (242511350143087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121255675071528 + 121255675071529.

It is an arithmetic number, because the mean of its divisors is an integer number (121255675071529).

Almost surely, 2^{242511350143057} is an apocalyptic number.

It is an amenable number.

242511350143057 is a deficient number, since it is larger than the sum of its proper divisors (1).

242511350143057 is an equidigital number, since it uses as much as digits as its factorization.

242511350143057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504000, while the sum is 43.

The spelling of 242511350143057 in words is "two hundred forty-two trillion, five hundred eleven billion, three hundred fifty million, one hundred forty-three thousand, fifty-seven".