1242332332481 has 2 divisors, whose sum is σ = 1242332332482. Its totient is φ = 1242332332480.

The previous prime is 1242332332469. The next prime is 1242332332487. The reversal of 1242332332481 is 1842332332421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1241031648256 + 1300684225 = 1114016^2 + 36065^2 .

It is a cyclic number.

It is not a de Polignac number, because 1242332332481 - 2¹⁸ = 1242332070337 is a prime.

It is a super-2 number, since 2×1242332332481² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1242332332487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 621166166240 + 621166166241.

It is an arithmetic number, because the mean of its divisors is an integer number (621166166241).

Almost surely, 2^{1242332332481} is an apocalyptic number.

It is an amenable number.

1242332332481 is a deficient number, since it is larger than the sum of its proper divisors (1).

1242332332481 is an equidigital number, since it uses as much as digits as its factorization.

1242332332481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 165888, while the sum is 38.

The spelling of 1242332332481 in words is "one trillion, two hundred forty-two billion, three hundred thirty-two million, three hundred thirty-two thousand, four hundred eighty-one".