11943630 has 24 divisors (see below), whose sum is σ = 31053672. Its totient is φ = 3184944.

The previous prime is 11943629. The next prime is 11943641. The reversal of 11943630 is 3634911.

It is a junction number, because it is equal to n+sod(n) for n = 11943594 and 11943603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66264 + ... + 66443.

It is an arithmetic number, because the mean of its divisors is an integer number (1293903).

Almost surely, 2^11943630 is an apocalyptic number.

11943630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11943630 is an abundant number, since it is smaller than the sum of its proper divisors (19110042).

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

11943630 is a wasteful number, since it uses less digits than its factorization.

11943630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132720 (or 132717 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 11943630 is about 3455.9557288831. The cubic root of 11943630 is about 228.5837993677.

The spelling of 11943630 in words is "eleven million, nine hundred forty-three thousand, six hundred thirty".