101516538587 has 2 divisors, whose sum is σ = 101516538588. Its totient is φ = 101516538586.

The previous prime is 101516538577. The next prime is 101516538601. The reversal of 101516538587 is 785835615101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101516538587 - 2¹⁸ = 101516276443 is a prime.

It is not a weakly prime, because it can be changed into another prime (101516538517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50758269293 + 50758269294.

It is an arithmetic number, because the mean of its divisors is an integer number (50758269294).

Almost surely, 2^101516538587 is an apocalyptic number.

101516538587 is a deficient number, since it is larger than the sum of its proper divisors (1).

101516538587 is an equidigital number, since it uses as much as digits as its factorization.

101516538587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008000, while the sum is 50.

The spelling of 101516538587 in words is "one hundred one billion, five hundred sixteen million, five hundred thirty-eight thousand, five hundred eighty-seven".