11963953 has 2 divisors, whose sum is σ = 11963954. Its totient is φ = 11963952.

The previous prime is 11963947. The next prime is 11963957. The reversal of 11963953 is 35936911.

11963953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11336689 + 627264 = 3367^2 + 792^2 .

It is a cyclic number.

It is not a de Polignac number, because 11963953 - 2¹⁷ = 11832881 is a prime.

It is not a weakly prime, because it can be changed into another prime (11963957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5981976 + 5981977.

It is an arithmetic number, because the mean of its divisors is an integer number (5981977).

Almost surely, 2^11963953 is an apocalyptic number.

It is an amenable number.

11963953 is a deficient number, since it is larger than the sum of its proper divisors (1).

11963953 is an equidigital number, since it uses as much as digits as its factorization.

11963953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21870, while the sum is 37.

The square root of 11963953 is about 3458.8947656730. The cubic root of 11963953 is about 228.7133768397.

The spelling of 11963953 in words is "eleven million, nine hundred sixty-three thousand, nine hundred fifty-three".