11959548 has 12 divisors (see below), whose sum is σ = 27905640. Its totient is φ = 3986512.

The previous prime is 11959543. The next prime is 11959559. The reversal of 11959548 is 84595911.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11959543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 498303 + ... + 498326.

It is an arithmetic number, because the mean of its divisors is an integer number (2325470).

Almost surely, 2^11959548 is an apocalyptic number.

It is an amenable number.

11959548 is an abundant number, since it is smaller than the sum of its proper divisors (15946092).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11959548 is a wasteful number, since it uses less digits than its factorization.

11959548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996636 (or 996634 counting only the distinct ones).

The product of its digits is 64800, while the sum is 42.

The square root of 11959548 is about 3458.2579429534. The cubic root of 11959548 is about 228.6853034513.

The spelling of 11959548 in words is "eleven million, nine hundred fifty-nine thousand, five hundred forty-eight".