105195907 has 2 divisors, whose sum is σ = 105195908. Its totient is φ = 105195906.

The previous prime is 105195889. The next prime is 105195919. The reversal of 105195907 is 709591501.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (709591501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 105195907 - 2¹¹ = 105193859 is a prime.

It is a super-2 number, since 2×105195907² = 22132357699105298, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (105192907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52597953 + 52597954.

It is an arithmetic number, because the mean of its divisors is an integer number (52597954).

Almost surely, 2^105195907 is an apocalyptic number.

105195907 is a deficient number, since it is larger than the sum of its proper divisors (1).

105195907 is an equidigital number, since it uses as much as digits as its factorization.

105195907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14175, while the sum is 37.

The square root of 105195907 is about 10256.5055940120. The cubic root of 105195907 is about 472.0626218623.

The spelling of 105195907 in words is "one hundred five million, one hundred ninety-five thousand, nine hundred seven".