11728601 has 2 divisors, whose sum is σ = 11728602. Its totient is φ = 11728600.

The previous prime is 11728579. The next prime is 11728621. The reversal of 11728601 is 10682711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10465225 + 1263376 = 3235^2 + 1124^2 .

It is a cyclic number.

It is not a de Polignac number, because 11728601 - 2⁶ = 11728537 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11728621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5864300 + 5864301.

It is an arithmetic number, because the mean of its divisors is an integer number (5864301).

Almost surely, 2^11728601 is an apocalyptic number.

It is an amenable number.

11728601 is a deficient number, since it is larger than the sum of its proper divisors (1).

11728601 is an equidigital number, since it uses as much as digits as its factorization.

11728601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 26.

The square root of 11728601 is about 3424.7045128011. The cubic root of 11728601 is about 227.2037023404.

The spelling of 11728601 in words is "eleven million, seven hundred twenty-eight thousand, six hundred one".