52104042011387 has 2 divisors, whose sum is σ = 52104042011388. Its totient is φ = 52104042011386.

The previous prime is 52104042011353. The next prime is 52104042011453. The reversal of 52104042011387 is 78311024040125.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52104042011387 - 2⁶ = 52104042011323 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52104042011387.

It is not a weakly prime, because it can be changed into another prime (52104042011347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26052021005693 + 26052021005694.

It is an arithmetic number, because the mean of its divisors is an integer number (26052021005694).

Almost surely, 2^{52104042011387} is an apocalyptic number.

52104042011387 is a deficient number, since it is larger than the sum of its proper divisors (1).

52104042011387 is an equidigital number, since it uses as much as digits as its factorization.

52104042011387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 53760, while the sum is 38.

The spelling of 52104042011387 in words is "fifty-two trillion, one hundred four billion, forty-two million, eleven thousand, three hundred eighty-seven".