11963904 has 40 divisors (see below), whose sum is σ = 31876680. Its totient is φ = 3987456.

The previous prime is 11963899. The next prime is 11963909. The reversal of 11963904 is 40936911.

It is an interprime number because it is at equal distance from previous prime (11963899) and next prime (11963909).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11963909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2359 + ... + 5430.

It is an arithmetic number, because the mean of its divisors is an integer number (796917).

Almost surely, 2^11963904 is an apocalyptic number.

It is an amenable number.

11963904 is an abundant number, since it is smaller than the sum of its proper divisors (19912776).

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

11963904 is an frugal number, since it uses more digits than its factorization.

11963904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7810 (or 7794 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 11963904 is about 3458.8876824783. The cubic root of 11963904 is about 228.7130645970.

The spelling of 11963904 in words is "eleven million, nine hundred sixty-three thousand, nine hundred four".