11967825 has 12 divisors (see below), whose sum is σ = 19786928. Its totient is φ = 6382800.

The previous prime is 11967821. The next prime is 11967833. The reversal of 11967825 is 52876911.

11967825 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11967825 - 2² = 11967821 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11967821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79711 + ... + 79860.

Almost surely, 2^11967825 is an apocalyptic number.

11967825 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11967825 is a deficient number, since it is larger than the sum of its proper divisors (7819103).

11967825 is a wasteful number, since it uses less digits than its factorization.

11967825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159584 (or 159579 counting only the distinct ones).

The product of its digits is 30240, while the sum is 39.

The square root of 11967825 is about 3459.4544367573. The cubic root of 11967825 is about 228.7380476899.

The spelling of 11967825 in words is "eleven million, nine hundred sixty-seven thousand, eight hundred twenty-five".