11772078 has 8 divisors (see below), whose sum is σ = 23544168. Its totient is φ = 3924024.

The previous prime is 11772071. The next prime is 11772091. The reversal of 11772078 is 87027711.

11772078 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

11772078 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11772071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 981001 + ... + 981012.

It is an arithmetic number, because the mean of its divisors is an integer number (2943021).

Almost surely, 2^11772078 is an apocalyptic number.

11772078 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11772078 is a wasteful number, since it uses less digits than its factorization.

11772078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1962018.

The product of its (nonzero) digits is 5488, while the sum is 33.

The square root of 11772078 is about 3431.0461961332. The cubic root of 11772078 is about 227.4840982324.

Adding to 11772078 its reverse (87027711), we get a palindrome (98799789).

The spelling of 11772078 in words is "eleven million, seven hundred seventy-two thousand, seventy-eight".