102998587 has 2 divisors, whose sum is σ = 102998588. Its totient is φ = 102998586.

The previous prime is 102998549. The next prime is 102998617. The reversal of 102998587 is 785899201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102998587 - 2¹⁹ = 102474299 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102998587.

It is not a weakly prime, because it can be changed into another prime (102998507) 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, 51499293 + 51499294.

It is an arithmetic number, because the mean of its divisors is an integer number (51499294).

Almost surely, 2^102998587 is an apocalyptic number.

102998587 is a deficient number, since it is larger than the sum of its proper divisors (1).

102998587 is an equidigital number, since it uses as much as digits as its factorization.

102998587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 49.

The square root of 102998587 is about 10148.8219513400. The cubic root of 102998587 is about 468.7526712263.

The spelling of 102998587 in words is "one hundred two million, nine hundred ninety-eight thousand, five hundred eighty-seven".