105199559 has 8 divisors (see below), whose sum is σ = 109380000. Its totient is φ = 101056032.

The previous prime is 105199531. The next prime is 105199597. The reversal of 105199559 is 955991501.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 105199559 - 2¹⁶ = 105134023 is a prime.

It is a super-2 number, since 2×105199559² = 22133894427588962, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105199459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3344 + ... + 14885.

It is an arithmetic number, because the mean of its divisors is an integer number (13672500).

Almost surely, 2^105199559 is an apocalyptic number.

105199559 is a deficient number, since it is larger than the sum of its proper divisors (4180441).

105199559 is a wasteful number, since it uses less digits than its factorization.

105199559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18457.

The product of its (nonzero) digits is 91125, while the sum is 44.

The square root of 105199559 is about 10256.6836258120. The cubic root of 105199559 is about 472.0680845360.

The spelling of 105199559 in words is "one hundred five million, one hundred ninety-nine thousand, five hundred fifty-nine".