11142403829 has 2 divisors, whose sum is σ = 11142403830. Its totient is φ = 11142403828.

The previous prime is 11142403817. The next prime is 11142403879. The reversal of 11142403829 is 92830424111.

11142403829 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., 11089143025 + 53260804 = 105305^2 + 7298^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11142403829 is a prime.

It is a super-2 number, since 2×11142403829² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11142403879) 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, 5571201914 + 5571201915.

It is an arithmetic number, because the mean of its divisors is an integer number (5571201915).

Almost surely, 2^11142403829 is an apocalyptic number.

It is an amenable number.

11142403829 is a deficient number, since it is larger than the sum of its proper divisors (1).

11142403829 is an equidigital number, since it uses as much as digits as its factorization.

11142403829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 35.

The spelling of 11142403829 in words is "eleven billion, one hundred forty-two million, four hundred three thousand, eight hundred twenty-nine".