11331709085 has 8 divisors (see below), whose sum is σ = 13697307576. Its totient is φ = 8999196160.

The previous prime is 11331709049. The next prime is 11331709099. The reversal of 11331709085 is 58090713311.

It can be written as a sum of positive squares in 4 ways, for example, as 256672441 + 11075036644 = 16021^2 + 105238^2 .

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

It is not a de Polignac number, because 11331709085 - 2¹⁰ = 11331708061 is a prime.

It is a Duffinian number.

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, 8270636 + ... + 8272005.

It is an arithmetic number, because the mean of its divisors is an integer number (1712163447).

Almost surely, 2^11331709085 is an apocalyptic number.

It is an amenable number.

11331709085 is a deficient number, since it is larger than the sum of its proper divisors (2365598491).

11331709085 is a wasteful number, since it uses less digits than its factorization.

11331709085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16542783.

The product of its (nonzero) digits is 22680, while the sum is 38.

The spelling of 11331709085 in words is "eleven billion, three hundred thirty-one million, seven hundred nine thousand, eighty-five".