9905195107 has 2 divisors, whose sum is σ = 9905195108. Its totient is φ = 9905195106.

The previous prime is 9905195101. The next prime is 9905195141. The reversal of 9905195107 is 7015915099.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9905195107 is a prime.

It is a super-2 number, since 2×9905195107² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9905195101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4952597553 + 4952597554.

It is an arithmetic number, because the mean of its divisors is an integer number (4952597554).

Almost surely, 2^9905195107 is an apocalyptic number.

9905195107 is a deficient number, since it is larger than the sum of its proper divisors (1).

9905195107 is an equidigital number, since it uses as much as digits as its factorization.

9905195107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127575, while the sum is 46.

The square root of 9905195107 is about 99524.8466816202. The cubic root of 9905195107 is about 2147.6046954369.

The spelling of 9905195107 in words is "nine billion, nine hundred five million, one hundred ninety-five thousand, one hundred seven".