13605652153 has 4 divisors (see below), whose sum is σ = 13606958308. Its totient is φ = 13604346000.

The previous prime is 13605652117. The next prime is 13605652163. The reversal of 13605652153 is 35125650631.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2464427449 + 11141224704 = 49643^2 + 105552^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13605652153 is a prime.

It is a super-2 number, since 2×13605652153² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13605652163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 637326 + ... + 658327.

It is an arithmetic number, because the mean of its divisors is an integer number (3401739577).

Almost surely, 2^13605652153 is an apocalyptic number.

It is an amenable number.

13605652153 is a deficient number, since it is larger than the sum of its proper divisors (1306155).

13605652153 is a wasteful number, since it uses less digits than its factorization.

13605652153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306154.

The product of its (nonzero) digits is 81000, while the sum is 37.

The spelling of 13605652153 in words is "thirteen billion, six hundred five million, six hundred fifty-two thousand, one hundred fifty-three".