9881114077 has 2 divisors, whose sum is σ = 9881114078. Its totient is φ = 9881114076.

The previous prime is 9881114057. The next prime is 9881114147. The reversal of 9881114077 is 7704111889.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7449243481 + 2431870596 = 86309^2 + 49314^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9881114077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9881114057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4940557038 + 4940557039.

It is an arithmetic number, because the mean of its divisors is an integer number (4940557039).

Almost surely, 2^9881114077 is an apocalyptic number.

It is an amenable number.

9881114077 is a deficient number, since it is larger than the sum of its proper divisors (1).

9881114077 is an equidigital number, since it uses as much as digits as its factorization.

9881114077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112896, while the sum is 46.

The square root of 9881114077 is about 99403.7930714920. The cubic root of 9881114077 is about 2145.8628990200.

The spelling of 9881114077 in words is "nine billion, eight hundred eighty-one million, one hundred fourteen thousand, seventy-seven".