11031723647 has 8 divisors (see below), whose sum is σ = 12725513856. Its totient is φ = 9367390872.

The previous prime is 11031723617. The next prime is 11031723673. The reversal of 11031723647 is 74632713011.

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

It is not a de Polignac number, because 11031723647 - 2¹⁰ = 11031722623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11031723617) 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, 7363553 + ... + 7365050.

It is an arithmetic number, because the mean of its divisors is an integer number (1590689232).

Almost surely, 2^11031723647 is an apocalyptic number.

11031723647 is a deficient number, since it is larger than the sum of its proper divisors (1693790209).

11031723647 is a wasteful number, since it uses less digits than its factorization.

11031723647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14728717.

The product of its (nonzero) digits is 21168, while the sum is 35.

The spelling of 11031723647 in words is "eleven billion, thirty-one million, seven hundred twenty-three thousand, six hundred forty-seven".