11940387 has 8 divisors (see below), whose sum is σ = 15940800. Its totient is φ = 7950120.

The previous prime is 11940377. The next prime is 11940403. The reversal of 11940387 is 78304911.

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

It is not a de Polignac number, because 11940387 - 2⁷ = 11940259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11940347) 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 in 7 ways as a sum of consecutive naturals, for example, 864 + ... + 4962.

It is an arithmetic number, because the mean of its divisors is an integer number (1992600).

Almost surely, 2^11940387 is an apocalyptic number.

11940387 is a deficient number, since it is larger than the sum of its proper divisors (4000413).

11940387 is an equidigital number, since it uses as much as digits as its factorization.

11940387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5073.

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 11940387 is about 3455.4865069915. The cubic root of 11940387 is about 228.5631087187.

The spelling of 11940387 in words is "eleven million, nine hundred forty thousand, three hundred eighty-seven".