11772427 has 2 divisors, whose sum is σ = 11772428. Its totient is φ = 11772426.

The previous prime is 11772407. The next prime is 11772433. The reversal of 11772427 is 72427711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11772427 - 2¹¹ = 11770379 is a prime.

It is not a weakly prime, because it can be changed into another prime (11772407) 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 as a sum of consecutive naturals, namely, 5886213 + 5886214.

It is an arithmetic number, because the mean of its divisors is an integer number (5886214).

Almost surely, 2^11772427 is an apocalyptic number.

11772427 is a deficient number, since it is larger than the sum of its proper divisors (1).

11772427 is an equidigital number, since it uses as much as digits as its factorization.

11772427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5488, while the sum is 31.

The square root of 11772427 is about 3431.0970548791. The cubic root of 11772427 is about 227.4863462401.

The spelling of 11772427 in words is "eleven million, seven hundred seventy-two thousand, four hundred twenty-seven".