99634291241 has 2 divisors, whose sum is σ = 99634291242. Its totient is φ = 99634291240.

The previous prime is 99634291223. The next prime is 99634291283. The reversal of 99634291241 is 14219243699.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63501984016 + 36132307225 = 251996^2 + 190085^2 .

It is an emirp because it is prime and its reverse (14219243699) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99634291241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99634291241.

It is not a weakly prime, because it can be changed into another prime (99634296241) 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, 49817145620 + 49817145621.

It is an arithmetic number, because the mean of its divisors is an integer number (49817145621).

Almost surely, 2^99634291241 is an apocalyptic number.

It is an amenable number.

99634291241 is a deficient number, since it is larger than the sum of its proper divisors (1).

99634291241 is an equidigital number, since it uses as much as digits as its factorization.

99634291241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 839808, while the sum is 50.

The spelling of 99634291241 in words is "ninety-nine billion, six hundred thirty-four million, two hundred ninety-one thousand, two hundred forty-one".