16602003487 has 2 divisors, whose sum is σ = 16602003488. Its totient is φ = 16602003486.

The previous prime is 16602003449. The next prime is 16602003547. The reversal of 16602003487 is 78430020661.

It is a weak prime.

It is an emirp because it is prime and its reverse (78430020661) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16602003487 - 2¹⁵ = 16601970719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16602003427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8301001743 + 8301001744.

It is an arithmetic number, because the mean of its divisors is an integer number (8301001744).

Almost surely, 2^16602003487 is an apocalyptic number.

16602003487 is a deficient number, since it is larger than the sum of its proper divisors (1).

16602003487 is an equidigital number, since it uses as much as digits as its factorization.

16602003487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 16602003487 in words is "sixteen billion, six hundred two million, three thousand, four hundred eighty-seven".