135066205603 has 8 divisors (see below), whose sum is σ = 154363622400. Its totient is φ = 115769349960.

The previous prime is 135066205601. The next prime is 135066205627. The reversal of 135066205603 is 306502660531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135066205603 - 2¹ = 135066205601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135066205601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 764748 + ... + 924646.

It is an arithmetic number, because the mean of its divisors is an integer number (19295452800).

Almost surely, 2^135066205603 is an apocalyptic number.

135066205603 is a deficient number, since it is larger than the sum of its proper divisors (19297416797).

135066205603 is a wasteful number, since it uses less digits than its factorization.

135066205603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280577.

The product of its (nonzero) digits is 97200, while the sum is 37.

The spelling of 135066205603 in words is "one hundred thirty-five billion, sixty-six million, two hundred five thousand, six hundred three".