135602603 has 2 divisors, whose sum is σ = 135602604. Its totient is φ = 135602602.

The previous prime is 135602581. The next prime is 135602629. The reversal of 135602603 is 306206531.

It is an a-pointer prime, because the next prime (135602629) can be obtained adding 135602603 to its sum of digits (26).

It is a weak prime.

It is an emirp because it is prime and its reverse (306206531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 135602603 - 2¹⁰ = 135601579 is a prime.

It is not a weakly prime, because it can be changed into another prime (135602653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67801301 + 67801302.

It is an arithmetic number, because the mean of its divisors is an integer number (67801302).

Almost surely, 2^135602603 is an apocalyptic number.

135602603 is a deficient number, since it is larger than the sum of its proper divisors (1).

135602603 is an equidigital number, since it uses as much as digits as its factorization.

135602603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 135602603 is about 11644.8530690602. The cubic root of 135602603 is about 513.7549375072.

The spelling of 135602603 in words is "one hundred thirty-five million, six hundred two thousand, six hundred three".