11889483121 has 2 divisors, whose sum is σ = 11889483122. Its totient is φ = 11889483120.

The previous prime is 11889483107. The next prime is 11889483197. The reversal of 11889483121 is 12138498811.

11889483121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10824113521 + 1065369600 = 104039^2 + 32640^2 .

It is a cyclic number.

It is not a de Polignac number, because 11889483121 - 2¹¹ = 11889481073 is a prime.

It is a super-3 number, since 3×11889483121³ (a number of 31 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (11889483821) 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, 5944741560 + 5944741561.

It is an arithmetic number, because the mean of its divisors is an integer number (5944741561).

Almost surely, 2^11889483121 is an apocalyptic number.

It is an amenable number.

11889483121 is a deficient number, since it is larger than the sum of its proper divisors (1).

11889483121 is an equidigital number, since it uses as much as digits as its factorization.

11889483121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 110592, while the sum is 46.

The spelling of 11889483121 in words is "eleven billion, eight hundred eighty-nine million, four hundred eighty-three thousand, one hundred twenty-one".