10243245355487 has 2 divisors, whose sum is σ = 10243245355488. Its totient is φ = 10243245355486.

The previous prime is 10243245355477. The next prime is 10243245355501. The reversal of 10243245355487 is 78455354234201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10243245355487 - 2¹⁶ = 10243245289951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10243245355417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5121622677743 + 5121622677744.

It is an arithmetic number, because the mean of its divisors is an integer number (5121622677744).

Almost surely, 2^{10243245355487} is an apocalyptic number.

10243245355487 is a deficient number, since it is larger than the sum of its proper divisors (1).

10243245355487 is an equidigital number, since it uses as much as digits as its factorization.

10243245355487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128000, while the sum is 53.

Adding to 10243245355487 its reverse (78455354234201), we get a palindrome (88698599589688).

The spelling of 10243245355487 in words is "ten trillion, two hundred forty-three billion, two hundred forty-five million, three hundred fifty-five thousand, four hundred eighty-seven".