11728807 has 2 divisors, whose sum is σ = 11728808. Its totient is φ = 11728806.

The previous prime is 11728799. The next prime is 11728811. The reversal of 11728807 is 70882711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11728807 - 2³ = 11728799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11728817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5864403 + 5864404.

It is an arithmetic number, because the mean of its divisors is an integer number (5864404).

Almost surely, 2^11728807 is an apocalyptic number.

11728807 is a deficient number, since it is larger than the sum of its proper divisors (1).

11728807 is an equidigital number, since it uses as much as digits as its factorization.

11728807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6272, while the sum is 34.

The square root of 11728807 is about 3424.7345882564. The cubic root of 11728807 is about 227.2050325271.

The spelling of 11728807 in words is "eleven million, seven hundred twenty-eight thousand, eight hundred seven".