11969588 has 12 divisors (see below), whose sum is σ = 21057792. Its totient is φ = 5953080.

The previous prime is 11969569. The next prime is 11969597. The reversal of 11969588 is 88596911.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 7070 + ... + 8597.

It is an arithmetic number, because the mean of its divisors is an integer number (1754816).

Almost surely, 2^11969588 is an apocalyptic number.

It is an amenable number.

11969588 is a deficient number, since it is larger than the sum of its proper divisors (9088204).

11969588 is a wasteful number, since it uses less digits than its factorization.

11969588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15862 (or 15860 counting only the distinct ones).

The product of its digits is 155520, while the sum is 47.

The square root of 11969588 is about 3459.7092363376. The cubic root of 11969588 is about 228.7492790645.

The spelling of 11969588 in words is "eleven million, nine hundred sixty-nine thousand, five hundred eighty-eight".