105207863 has 2 divisors, whose sum is σ = 105207864. Its totient is φ = 105207862.

The previous prime is 105207841. The next prime is 105207887. The reversal of 105207863 is 368702501.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 105207863 - 2⁸ = 105207607 is a prime.

It is a super-2 number, since 2×105207863² = 22137388874053538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105200863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52603931 + 52603932.

It is an arithmetic number, because the mean of its divisors is an integer number (52603932).

Almost surely, 2^105207863 is an apocalyptic number.

105207863 is a deficient number, since it is larger than the sum of its proper divisors (1).

105207863 is an equidigital number, since it uses as much as digits as its factorization.

105207863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 105207863 is about 10257.0884270343. The cubic root of 105207863 is about 472.0805052162.

The spelling of 105207863 in words is "one hundred five million, two hundred seven thousand, eight hundred sixty-three".