11688751 has 2 divisors, whose sum is σ = 11688752. Its totient is φ = 11688750.

The previous prime is 11688727. The next prime is 11688793. The reversal of 11688751 is 15788611.

11688751 is nontrivially palindromic in base 15.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11688751 - 2¹⁹ = 11164463 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11688751.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11688151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5844375 + 5844376.

It is an arithmetic number, because the mean of its divisors is an integer number (5844376).

Almost surely, 2^11688751 is an apocalyptic number.

11688751 is a deficient number, since it is larger than the sum of its proper divisors (1).

11688751 is an equidigital number, since it uses as much as digits as its factorization.

11688751 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13440, while the sum is 37.

The square root of 11688751 is about 3418.8815422591. The cubic root of 11688751 is about 226.9460887454.

The spelling of 11688751 in words is "eleven million, six hundred eighty-eight thousand, seven hundred fifty-one".