11968903 has 2 divisors, whose sum is σ = 11968904. Its totient is φ = 11968902.

The previous prime is 11968897. The next prime is 11968939. The reversal of 11968903 is 30986911.

11968903 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11968903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11968603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5984451 + 5984452.

It is an arithmetic number, because the mean of its divisors is an integer number (5984452).

Almost surely, 2^11968903 is an apocalyptic number.

11968903 is a deficient number, since it is larger than the sum of its proper divisors (1).

11968903 is an equidigital number, since it uses as much as digits as its factorization.

11968903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 37.

The square root of 11968903 is about 3459.6102381627. The cubic root of 11968903 is about 228.7449153319.

The spelling of 11968903 in words is "eleven million, nine hundred sixty-eight thousand, nine hundred three".