105119930 has 16 divisors (see below), whose sum is σ = 189341064. Its totient is φ = 42020160.

The previous prime is 105119881. The next prime is 105119933. The reversal of 105119930 is 39911501.

It can be written as a sum of positive squares in 4 ways, for example, as 76615009 + 28504921 = 8753^2 + 5339^2 .

It is a super-2 number, since 2×105119930² = 22100399366409800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105119893 and 105119902.

It is not an unprimeable number, because it can be changed into a prime (105119933) 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, 19844 + ... + 24576.

Almost surely, 2^105119930 is an apocalyptic number.

105119930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105119930 is a deficient number, since it is larger than the sum of its proper divisors (84221134).

105119930 is a wasteful number, since it uses less digits than its factorization.

105119930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6961.

The product of its (nonzero) digits is 1215, while the sum is 29.

The square root of 105119930 is about 10252.8010806803. The cubic root of 105119930 is about 471.9489465273.

The spelling of 105119930 in words is "one hundred five million, one hundred nineteen thousand, nine hundred thirty".