11659040 has 24 divisors (see below), whose sum is σ = 27544860. Its totient is φ = 4663552.

The previous prime is 11659019. The next prime is 11659061. The reversal of 11659040 is 4095611.

It is an interprime number because it is at equal distance from previous prime (11659019) and next prime (11659061).

It can be written as a sum of positive squares in 2 ways, for example, as 11587216 + 71824 = 3404^2 + 268^2 .

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, 36275 + ... + 36594.

Almost surely, 2^11659040 is an apocalyptic number.

11659040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11659040 is an abundant number, since it is smaller than the sum of its proper divisors (15885820).

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

11659040 is an equidigital number, since it uses as much as digits as its factorization.

11659040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72884 (or 72876 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 11659040 is about 3414.5336431202. The cubic root of 11659040 is about 226.7536382896.

The spelling of 11659040 in words is "eleven million, six hundred fifty-nine thousand, forty".