242861153063 has 2 divisors, whose sum is σ = 242861153064. Its totient is φ = 242861153062.

The previous prime is 242861153023. The next prime is 242861153081. The reversal of 242861153063 is 360351168242.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242861153063 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242861153063.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242861153023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121430576531 + 121430576532.

It is an arithmetic number, because the mean of its divisors is an integer number (121430576532).

Almost surely, 2^242861153063 is an apocalyptic number.

242861153063 is a deficient number, since it is larger than the sum of its proper divisors (1).

242861153063 is an equidigital number, since it uses as much as digits as its factorization.

242861153063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 242861153063 in words is "two hundred forty-two billion, eight hundred sixty-one million, one hundred fifty-three thousand, sixty-three".