11920663 has 2 divisors, whose sum is σ = 11920664. Its totient is φ = 11920662.

The previous prime is 11920661. The next prime is 11920669. The reversal of 11920663 is 36602911.

11920663 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11920663 - 2¹ = 11920661 is a prime.

Together with 11920661, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11920661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5960331 + 5960332.

It is an arithmetic number, because the mean of its divisors is an integer number (5960332).

Almost surely, 2^11920663 is an apocalyptic number.

11920663 is a deficient number, since it is larger than the sum of its proper divisors (1).

11920663 is an equidigital number, since it uses as much as digits as its factorization.

11920663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 11920663 is about 3452.6313153883. The cubic root of 11920663 is about 228.4371869668.

The spelling of 11920663 in words is "eleven million, nine hundred twenty thousand, six hundred sixty-three".