108555801 has 4 divisors (see below), whose sum is σ = 144741072. Its totient is φ = 72370532.

The previous prime is 108555793. The next prime is 108555809.

108555801 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (108555793) and next prime (108555809).

It is a cyclic number.

It is not a de Polignac number, because 108555801 - 2³ = 108555793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (108555809) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18092631 + ... + 18092636.

It is an arithmetic number, because the mean of its divisors is an integer number (36185268).

Almost surely, 2^108555801 is an apocalyptic number.

It is an amenable number.

108555801 is a deficient number, since it is larger than the sum of its proper divisors (36185271).

108555801 is an equidigital number, since it uses as much as digits as its factorization.

108555801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36185270.

The product of its (nonzero) digits is 8000, while the sum is 33.

The square root of 108555801 is about 10419.0115174137. The cubic root of 108555801 is about 477.0358432866.

The spelling of 108555801 in words is "one hundred eight million, five hundred fifty-five thousand, eight hundred one".