11389959 has 12 divisors (see below), whose sum is σ = 18802576. Its totient is φ = 6508512.

The previous prime is 11389957. The next prime is 11389979. The reversal of 11389959 is 95998311.

11389959 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 11389959 - 2¹ = 11389957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11389957) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90334 + ... + 90459.

Almost surely, 2^11389959 is an apocalyptic number.

11389959 is a deficient number, since it is larger than the sum of its proper divisors (7412617).

11389959 is a wasteful number, since it uses less digits than its factorization.

11389959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180806 (or 180803 counting only the distinct ones).

The product of its digits is 87480, while the sum is 45.

The square root of 11389959 is about 3374.9013318911. The cubic root of 11389959 is about 224.9956147293.

The spelling of 11389959 in words is "eleven million, three hundred eighty-nine thousand, nine hundred fifty-nine".