11711378 has 16 divisors (see below), whose sum is σ = 20134464. Its totient is φ = 5004720.

The previous prime is 11711377. The next prime is 11711407. The reversal of 11711378 is 87311711.

11711378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11711378.

It is not an unprimeable number, because it can be changed into a prime (11711377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4901 + ... + 6887.

It is an arithmetic number, because the mean of its divisors is an integer number (1258404).

Almost surely, 2^11711378 is an apocalyptic number.

11711378 is a deficient number, since it is larger than the sum of its proper divisors (8423086).

11711378 is a wasteful number, since it uses less digits than its factorization.

11711378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2417.

The product of its digits is 1176, while the sum is 29.

The square root of 11711378 is about 3422.1890654959. The cubic root of 11711378 is about 227.0924345556.

The spelling of 11711378 in words is "eleven million, seven hundred eleven thousand, three hundred seventy-eight".