11704215011 has 4 divisors (see below), whose sum is σ = 11721606792. Its totient is φ = 11686823232.

The previous prime is 11704215007. The next prime is 11704215041. The reversal of 11704215011 is 11051240711.

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

It is a cyclic number.

It is not a de Polignac number, because 11704215011 - 2² = 11704215007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11704215041) 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, 8694881 + ... + 8696226.

It is an arithmetic number, because the mean of its divisors is an integer number (2930401698).

Almost surely, 2^11704215011 is an apocalyptic number.

11704215011 is a deficient number, since it is larger than the sum of its proper divisors (17391781).

11704215011 is an equidigital number, since it uses as much as digits as its factorization.

11704215011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17391780.

The product of its (nonzero) digits is 280, while the sum is 23.

Adding to 11704215011 its reverse (11051240711), we get a palindrome (22755455722).

The spelling of 11704215011 in words is "eleven billion, seven hundred four million, two hundred fifteen thousand, eleven".