100540655 has 8 divisors (see below), whose sum is σ = 123909792. Its totient is φ = 78258528.

The previous prime is 100540631. The next prime is 100540673. The reversal of 100540655 is 556045001.

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

It is a cyclic number.

It is not a de Polignac number, because 100540655 - 2⁶ = 100540591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271547 + ... + 271916.

It is an arithmetic number, because the mean of its divisors is an integer number (15488724).

Almost surely, 2^100540655 is an apocalyptic number.

100540655 is a deficient number, since it is larger than the sum of its proper divisors (23369137).

100540655 is an equidigital number, since it uses as much as digits as its factorization.

100540655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543505.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 100540655 is about 10026.9963099624. The cubic root of 100540655 is about 464.9938797514.

Adding to 100540655 its reverse (556045001), we get a palindrome (656585656).

The spelling of 100540655 in words is "one hundred million, five hundred forty thousand, six hundred fifty-five".