100740866 has 4 divisors (see below), whose sum is σ = 151111302. Its totient is φ = 50370432.

The previous prime is 100740859. The next prime is 100740877. The reversal of 100740866 is 668047001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 66178225 + 34562641 = 8135^2 + 5879^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25185215 + ... + 25185218.

Almost surely, 2^100740866 is an apocalyptic number.

100740866 is a deficient number, since it is larger than the sum of its proper divisors (50370436).

100740866 is an equidigital number, since it uses as much as digits as its factorization.

100740866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50370435.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 100740866 is about 10036.9749426807. The cubic root of 100740866 is about 465.3023293100.

Adding to 100740866 its reverse (668047001), we get a palindrome (768787867).

The spelling of 100740866 in words is "one hundred million, seven hundred forty thousand, eight hundred sixty-six".