11443430077 has 2 divisors, whose sum is σ = 11443430078. Its totient is φ = 11443430076.

The previous prime is 11443430059. The next prime is 11443430081. The reversal of 11443430077 is 77003434411.

11443430077 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., 10730059396 + 713370681 = 103586^2 + 26709^2 .

It is a cyclic number.

It is not a de Polignac number, because 11443430077 - 2²⁷ = 11309212349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11443430017) 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, 5721715038 + 5721715039.

It is an arithmetic number, because the mean of its divisors is an integer number (5721715039).

Almost surely, 2^11443430077 is an apocalyptic number.

It is an amenable number.

11443430077 is a deficient number, since it is larger than the sum of its proper divisors (1).

11443430077 is an equidigital number, since it uses as much as digits as its factorization.

11443430077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 34.

Adding to 11443430077 its reverse (77003434411), we get a palindrome (88446864488).

The spelling of 11443430077 in words is "eleven billion, four hundred forty-three million, four hundred thirty thousand, seventy-seven".