105085499 has 4 divisors (see below), whose sum is σ = 105187680. Its totient is φ = 104983320.

The previous prime is 105085489. The next prime is 105085511. The reversal of 105085499 is 994580501.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 994580501 = 41 ⋅24258061.

It is a cyclic number.

It is not a de Polignac number, because 105085499 - 2⁸ = 105085243 is a prime.

It is a super-2 number, since 2×105085499² = 22085924200158002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105085429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49532 + ... + 51609.

It is an arithmetic number, because the mean of its divisors is an integer number (26296920).

Almost surely, 2^105085499 is an apocalyptic number.

105085499 is a deficient number, since it is larger than the sum of its proper divisors (102181).

105085499 is a wasteful number, since it uses less digits than its factorization.

105085499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102180.

The product of its (nonzero) digits is 64800, while the sum is 41.

The square root of 105085499 is about 10251.1218410474. The cubic root of 105085499 is about 471.8974134874.

The spelling of 105085499 in words is "one hundred five million, eighty-five thousand, four hundred ninety-nine".