99108969133 has 2 divisors, whose sum is σ = 99108969134. Its totient is φ = 99108969132.

The previous prime is 99108969107. The next prime is 99108969143. The reversal of 99108969133 is 33196980199.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83175713604 + 15933255529 = 288402^2 + 126227^2 .

It is a cyclic number.

It is not a de Polignac number, because 99108969133 - 2²⁹ = 98572098221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99108969143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49554484566 + 49554484567.

It is an arithmetic number, because the mean of its divisors is an integer number (49554484567).

Almost surely, 2^99108969133 is an apocalyptic number.

It is an amenable number.

99108969133 is a deficient number, since it is larger than the sum of its proper divisors (1).

99108969133 is an equidigital number, since it uses as much as digits as its factorization.

99108969133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2834352, while the sum is 58.

The spelling of 99108969133 in words is "ninety-nine billion, one hundred eight million, nine hundred sixty-nine thousand, one hundred thirty-three".