11772305 has 16 divisors (see below), whose sum is σ = 15059520. Its totient is φ = 8808768.

The previous prime is 11772301. The next prime is 11772317. The reversal of 11772305 is 50327711.

11772305 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11772305 - 2² = 11772301 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11772301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7139 + ... + 8631.

It is an arithmetic number, because the mean of its divisors is an integer number (941220).

Almost surely, 2^11772305 is an apocalyptic number.

It is an amenable number.

11772305 is a deficient number, since it is larger than the sum of its proper divisors (3287215).

11772305 is a wasteful number, since it uses less digits than its factorization.

11772305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1600.

The product of its (nonzero) digits is 1470, while the sum is 26.

The square root of 11772305 is about 3431.0792762628. The cubic root of 11772305 is about 227.4855604086.

The spelling of 11772305 in words is "eleven million, seven hundred seventy-two thousand, three hundred five".