99559054603 has 2 divisors, whose sum is σ = 99559054604. Its totient is φ = 99559054602.

The previous prime is 99559054559. The next prime is 99559054631. The reversal of 99559054603 is 30645095599.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99559054603 - 2¹⁷ = 99558923531 is a prime.

It is not a weakly prime, because it can be changed into another prime (99559054633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49779527301 + 49779527302.

It is an arithmetic number, because the mean of its divisors is an integer number (49779527302).

Almost surely, 2^99559054603 is an apocalyptic number.

99559054603 is a deficient number, since it is larger than the sum of its proper divisors (1).

99559054603 is an equidigital number, since it uses as much as digits as its factorization.

99559054603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6561000, while the sum is 55.

The spelling of 99559054603 in words is "ninety-nine billion, five hundred fifty-nine million, fifty-four thousand, six hundred three".