11985429 has 8 divisors (see below), whose sum is σ = 16219360. Its totient is φ = 7870896.

The previous prime is 11985427. The next prime is 11985451. The reversal of 11985429 is 92458911.

11985429 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11985429 - 2¹ = 11985427 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11985427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29614 + ... + 30015.

It is an arithmetic number, because the mean of its divisors is an integer number (2027420).

Almost surely, 2^11985429 is an apocalyptic number.

It is an amenable number.

11985429 is a deficient number, since it is larger than the sum of its proper divisors (4233931).

11985429 is an equidigital number, since it uses as much as digits as its factorization.

11985429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59699.

The product of its digits is 25920, while the sum is 39.

The square root of 11985429 is about 3461.9978336215. The cubic root of 11985429 is about 228.8501463614.

The spelling of 11985429 in words is "eleven million, nine hundred eighty-five thousand, four hundred twenty-nine".