99125359117 has 2 divisors, whose sum is σ = 99125359118. Its totient is φ = 99125359116.

The previous prime is 99125359061. The next prime is 99125359127. The reversal of 99125359117 is 71195352199.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89936411236 + 9188947881 = 299894^2 + 95859^2 .

It is a cyclic number.

It is not a de Polignac number, because 99125359117 - 2⁷ = 99125358989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99125359127) 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, 49562679558 + 49562679559.

It is an arithmetic number, because the mean of its divisors is an integer number (49562679559).

Almost surely, 2^99125359117 is an apocalyptic number.

It is an amenable number.

99125359117 is a deficient number, since it is larger than the sum of its proper divisors (1).

99125359117 is an equidigital number, since it uses as much as digits as its factorization.

99125359117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 765450, while the sum is 52.

The spelling of 99125359117 in words is "ninety-nine billion, one hundred twenty-five million, three hundred fifty-nine thousand, one hundred seventeen".