11963963 has 8 divisors (see below), whose sum is σ = 13108656. Its totient is φ = 10828800.

The previous prime is 11963957. The next prime is 11963969. The reversal of 11963963 is 36936911.

It is an interprime number because it is at equal distance from previous prime (11963957) and next prime (11963969).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11963963 - 2⁴ = 11963947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11963969) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 395 + ... + 4907.

It is an arithmetic number, because the mean of its divisors is an integer number (1638582).

Almost surely, 2^11963963 is an apocalyptic number.

11963963 is a deficient number, since it is larger than the sum of its proper divisors (1144693).

11963963 is a wasteful number, since it uses less digits than its factorization.

11963963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4765.

The product of its digits is 26244, while the sum is 38.

The square root of 11963963 is about 3458.8962112211. The cubic root of 11963963 is about 228.7134405626.

The spelling of 11963963 in words is "eleven million, nine hundred sixty-three thousand, nine hundred sixty-three".