121445031436063 has 2 divisors, whose sum is σ = 121445031436064. Its totient is φ = 121445031436062.

The previous prime is 121445031435967. The next prime is 121445031436087. The reversal of 121445031436063 is 360634130544121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121445031436063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121445031466063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60722515718031 + 60722515718032.

It is an arithmetic number, because the mean of its divisors is an integer number (60722515718032).

Almost surely, 2^{121445031436063} is an apocalyptic number.

121445031436063 is a deficient number, since it is larger than the sum of its proper divisors (1).

121445031436063 is an equidigital number, since it uses as much as digits as its factorization.

121445031436063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 622080, while the sum is 43.

The spelling of 121445031436063 in words is "one hundred twenty-one trillion, four hundred forty-five billion, thirty-one million, four hundred thirty-six thousand, sixty-three".