11329949887 has 2 divisors, whose sum is σ = 11329949888. Its totient is φ = 11329949886.

The previous prime is 11329949833. The next prime is 11329949921. The reversal of 11329949887 is 78894992311.

11329949887 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 is a cyclic number.

It is not a de Polignac number, because 11329949887 - 2⁷ = 11329949759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11329949087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5664974943 + 5664974944.

It is an arithmetic number, because the mean of its divisors is an integer number (5664974944).

Almost surely, 2^11329949887 is an apocalyptic number.

11329949887 is a deficient number, since it is larger than the sum of its proper divisors (1).

11329949887 is an equidigital number, since it uses as much as digits as its factorization.

11329949887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7838208, while the sum is 61.

The spelling of 11329949887 in words is "eleven billion, three hundred twenty-nine million, nine hundred forty-nine thousand, eight hundred eighty-seven".