11387959 has 8 divisors (see below), whose sum is σ = 12688128. Its totient is φ = 10131960.

The previous prime is 11387953. The next prime is 11388017. The reversal of 11387959 is 95978311.

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

It is a cyclic number.

It is not a de Polignac number, because 11387959 - 2¹⁷ = 11256887 is a prime.

It is a super-2 number, since 2×11387959² = 259371220371362, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11387953) 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 7 ways as a sum of consecutive naturals, for example, 10497 + ... + 11530.

It is an arithmetic number, because the mean of its divisors is an integer number (1586016).

Almost surely, 2^11387959 is an apocalyptic number.

11387959 is a deficient number, since it is larger than the sum of its proper divisors (1300169).

11387959 is a wasteful number, since it uses less digits than its factorization.

11387959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22085.

The product of its digits is 68040, while the sum is 43.

The square root of 11387959 is about 3374.6050139239. The cubic root of 11387959 is about 224.9824447208.

The spelling of 11387959 in words is "eleven million, three hundred eighty-seven thousand, nine hundred fifty-nine".