11465985 has 8 divisors (see below), whose sum is σ = 18345600. Its totient is φ = 6115184.

The previous prime is 11465977. The next prime is 11465989. The reversal of 11465985 is 58956411.

11465985 is digitally balanced in base 2 and base 4, because in such bases 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 a cyclic number.

It is not a de Polignac number, because 11465985 - 2³ = 11465977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11465989) 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, 382185 + ... + 382214.

It is an arithmetic number, because the mean of its divisors is an integer number (2293200).

Almost surely, 2^11465985 is an apocalyptic number.

11465985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11465985 is a deficient number, since it is larger than the sum of its proper divisors (6879615).

11465985 is an equidigital number, since it uses as much as digits as its factorization.

11465985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764407.

The product of its digits is 43200, while the sum is 39.

The square root of 11465985 is about 3386.1460393787. The cubic root of 11465985 is about 225.4951072598.

The spelling of 11465985 in words is "eleven million, four hundred sixty-five thousand, nine hundred eighty-five".