11714522721 has 8 divisors (see below), whose sum is σ = 17039305824. Its totient is φ = 7099710720.

The previous prime is 11714522717. The next prime is 11714522731. The reversal of 11714522721 is 12722541711.

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

It is not a de Polignac number, because 11714522721 - 2² = 11714522717 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 354985537 = 11714522721 / (1 + 1 + 7 + 1 + 4 + 5 + 2 + 2 + 7 + 2 + 1).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11714522731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177492736 + ... + 177492801.

It is an arithmetic number, because the mean of its divisors is an integer number (2129913228).

Almost surely, 2^11714522721 is an apocalyptic number.

11714522721 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11714522721 is a deficient number, since it is larger than the sum of its proper divisors (5324783103).

11714522721 is a wasteful number, since it uses less digits than its factorization.

11714522721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354985551.

The product of its digits is 7840, while the sum is 33.

It can be divided in two parts, 11714 and 522721, that added together give a palindrome (534435).

The spelling of 11714522721 in words is "eleven billion, seven hundred fourteen million, five hundred twenty-two thousand, seven hundred twenty-one".