135064641603 has 16 divisors (see below), whose sum is σ = 186060913920. Its totient is φ = 87084877536.

The previous prime is 135064641599. The next prime is 135064641617. The reversal of 135064641603 is 306146460531.

It is not a de Polignac number, because 135064641603 - 2² = 135064641599 is a prime.

It is a super-2 number, since 2×135064641603² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135064641643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3624573 + ... + 3661646.

It is an arithmetic number, because the mean of its divisors is an integer number (11628807120).

Almost surely, 2^135064641603 is an apocalyptic number.

135064641603 is a deficient number, since it is larger than the sum of its proper divisors (50996272317).

135064641603 is a wasteful number, since it uses less digits than its factorization.

135064641603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7286426.

The product of its (nonzero) digits is 155520, while the sum is 39.

The spelling of 135064641603 in words is "one hundred thirty-five billion, sixty-four million, six hundred forty-one thousand, six hundred three".