105480012 has 24 divisors (see below), whose sum is σ = 268494912. Its totient is φ = 31963600.

The previous prime is 105479987. The next prime is 105480013. The reversal of 105480012 is 210084501.

It is a super-2 number, since 2×105480012² = 22252065863040288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105480013) 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, 399414 + ... + 399677.

It is an arithmetic number, because the mean of its divisors is an integer number (11187288).

Almost surely, 2^105480012 is an apocalyptic number.

105480012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

105480012 is an abundant number, since it is smaller than the sum of its proper divisors (163014900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105480012 is a wasteful number, since it uses less digits than its factorization.

105480012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799109 (or 799107 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 105480012 is about 10270.3462453804. The cubic root of 105480012 is about 472.4872099783.

The spelling of 105480012 in words is "one hundred five million, four hundred eighty thousand, twelve".