11978373 has 16 divisors (see below), whose sum is σ = 17796096. Its totient is φ = 7104240.

The previous prime is 11978359. The next prime is 11978389. The reversal of 11978373 is 37387911.

It is a happy number.

11978373 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11978373 - 2⁸ = 11978117 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11978333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2311 + ... + 5412.

It is an arithmetic number, because the mean of its divisors is an integer number (1112256).

Almost surely, 2^11978373 is an apocalyptic number.

It is an amenable number.

11978373 is a deficient number, since it is larger than the sum of its proper divisors (5817723).

11978373 is a wasteful number, since it uses less digits than its factorization.

11978373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7784.

The product of its digits is 31752, while the sum is 39.

The square root of 11978373 is about 3460.9786188302. The cubic root of 11978373 is about 228.8052283860.

The spelling of 11978373 in words is "eleven million, nine hundred seventy-eight thousand, three hundred seventy-three".