105118899 has 8 divisors (see below), whose sum is σ = 140215440. Its totient is φ = 70050816.

The previous prime is 105118883. The next prime is 105118903. The reversal of 105118899 is 998811501.

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

It is not a de Polignac number, because 105118899 - 2⁴ = 105118883 is a prime.

It is a super-2 number, since 2×105118899² = 22099965853944402, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105118899.

It is not an unprimeable number, because it can be changed into a prime (105118999) 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, 3979 + ... + 15035.

It is an arithmetic number, because the mean of its divisors is an integer number (17526930).

Almost surely, 2^105118899 is an apocalyptic number.

105118899 is a deficient number, since it is larger than the sum of its proper divisors (35096541).

105118899 is a wasteful number, since it uses less digits than its factorization.

105118899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14229.

The product of its (nonzero) digits is 25920, while the sum is 42.

The square root of 105118899 is about 10252.7508016142. The cubic root of 105118899 is about 471.9474035882.

The spelling of 105118899 in words is "one hundred five million, one hundred eighteen thousand, eight hundred ninety-nine".