11663630 has 16 divisors (see below), whose sum is σ = 22903344. Its totient is φ = 4241280.

The previous prime is 11663611. The next prime is 11663633. The reversal of 11663630 is 3636611.

It is a self number, because there is not a number n which added to its sum of digits gives 11663630.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11663633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52907 + ... + 53126.

It is an arithmetic number, because the mean of its divisors is an integer number (1431459).

Almost surely, 2^11663630 is an apocalyptic number.

11663630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11663630 is a deficient number, since it is larger than the sum of its proper divisors (11239714).

11663630 is a wasteful number, since it uses less digits than its factorization.

11663630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106051.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 11663630 is about 3415.2057039072. The cubic root of 11663630 is about 226.7833909578.

The spelling of 11663630 in words is "eleven million, six hundred sixty-three thousand, six hundred thirty".