11061315605 has 8 divisors (see below), whose sum is σ = 13422720600. Its totient is φ = 8749624576.

The previous prime is 11061315599. The next prime is 11061315613. The reversal of 11061315605 is 50651316011.

It can be written as a sum of positive squares in 4 ways, for example, as 658743556 + 10402572049 = 25666^2 + 101993^2 .

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 11061315605 - 2¹⁶ = 11061250069 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12428000 + ... + 12428889.

It is an arithmetic number, because the mean of its divisors is an integer number (1677840075).

Almost surely, 2^11061315605 is an apocalyptic number.

It is an amenable number.

11061315605 is a deficient number, since it is larger than the sum of its proper divisors (2361404995).

11061315605 is an equidigital number, since it uses as much as digits as its factorization.

11061315605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24856983.

The product of its (nonzero) digits is 2700, while the sum is 29.

The spelling of 11061315605 in words is "eleven billion, sixty-one million, three hundred fifteen thousand, six hundred five".