11636080 has 20 divisors (see below), whose sum is σ = 27054072. Its totient is φ = 4654400.

The previous prime is 11636071. The next prime is 11636089. The reversal of 11636080 is 8063611.

It is an interprime number because it is at equal distance from previous prime (11636071) and next prime (11636089).

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11636089) by changing a digit.

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, 72646 + ... + 72805.

Almost surely, 2^11636080 is an apocalyptic number.

11636080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11636080 is an abundant number, since it is smaller than the sum of its proper divisors (15417992).

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

11636080 is a wasteful number, since it uses less digits than its factorization.

11636080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145464 (or 145458 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 11636080 is about 3411.1698872967. The cubic root of 11636080 is about 226.6046927840.

Adding to 11636080 its reverse (8063611), we get a palindrome (19699691).

The spelling of 11636080 in words is "eleven million, six hundred thirty-six thousand, eighty".