11849689429 has 2 divisors, whose sum is σ = 11849689430. Its totient is φ = 11849689428.

The previous prime is 11849689409. The next prime is 11849689441. The reversal of 11849689429 is 92498694811.

11849689429 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., 6053151204 + 5796538225 = 77802^2 + 76135^2 .

It is a cyclic number.

It is not a de Polignac number, because 11849689429 - 2¹³ = 11849681237 is a prime.

It is a super-4 number, since 4×11849689429⁴ (a number of 41 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11849689409) 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, 5924844714 + 5924844715.

It is an arithmetic number, because the mean of its divisors is an integer number (5924844715).

Almost surely, 2^11849689429 is an apocalyptic number.

It is an amenable number.

11849689429 is a deficient number, since it is larger than the sum of its proper divisors (1).

11849689429 is an equidigital number, since it uses as much as digits as its factorization.

11849689429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8957952, while the sum is 61.

The spelling of 11849689429 in words is "eleven billion, eight hundred forty-nine million, six hundred eighty-nine thousand, four hundred twenty-nine".