100008897 has 4 divisors (see below), whose sum is σ = 133345200. Its totient is φ = 66672596.

The previous prime is 100008893. The next prime is 100008929. The reversal of 100008897 is 798800001.

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 a cyclic number.

It is not a de Polignac number, because 100008897 - 2² = 100008893 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100008893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16668147 + ... + 16668152.

It is an arithmetic number, because the mean of its divisors is an integer number (33336300).

Almost surely, 2^100008897 is an apocalyptic number.

It is an amenable number.

100008897 is a deficient number, since it is larger than the sum of its proper divisors (33336303).

100008897 is an equidigital number, since it uses as much as digits as its factorization.

100008897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33336302.

The product of its (nonzero) digits is 4032, while the sum is 33.

The square root of 100008897 is about 10000.4448401059. Note that the first 3 decimals coincide. The cubic root of 100008897 is about 464.1726483583.

Adding to 100008897 its reverse (798800001), we get a palindrome (898808898).

The spelling of 100008897 in words is "one hundred million, eight thousand, eight hundred ninety-seven".