105909003512903 has 2 divisors, whose sum is σ = 105909003512904. Its totient is φ = 105909003512902.

The previous prime is 105909003512843. The next prime is 105909003512941. The reversal of 105909003512903 is 309215300909501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 105909003512903 - 2¹⁶ = 105909003447367 is a prime.

It is a super-2 number, since 2×105909003512903² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105909003512203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52954501756451 + 52954501756452.

It is an arithmetic number, because the mean of its divisors is an integer number (52954501756452).

Almost surely, 2^{105909003512903} is an apocalyptic number.

105909003512903 is a deficient number, since it is larger than the sum of its proper divisors (1).

105909003512903 is an equidigital number, since it uses as much as digits as its factorization.

105909003512903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 328050, while the sum is 47.

The spelling of 105909003512903 in words is "one hundred five trillion, nine hundred nine billion, three million, five hundred twelve thousand, nine hundred three".