100140418 has 24 divisors (see below), whose sum is σ = 175191552. Its totient is φ = 42805224.

The previous prime is 100140377. The next prime is 100140427. The reversal of 100140418 is 814041001.

It is a junction number, because it is equal to n+sod(n) for n = 100140395 and 100140404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44271 + ... + 46477.

It is an arithmetic number, because the mean of its divisors is an integer number (7299648).

Almost surely, 2^100140418 is an apocalyptic number.

100140418 is a deficient number, since it is larger than the sum of its proper divisors (75051134).

100140418 is a wasteful number, since it uses less digits than its factorization.

100140418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2686 (or 2679 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

The square root of 100140418 is about 10007.0184370770. The cubic root of 100140418 is about 464.3760359595.

Adding to 100140418 its reverse (814041001), we get a palindrome (914181419).

The spelling of 100140418 in words is "one hundred million, one hundred forty thousand, four hundred eighteen".