100896109 has 2 divisors, whose sum is σ = 100896110. Its totient is φ = 100896108.

The previous prime is 100896079. The next prime is 100896119. The reversal of 100896109 is 901698001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100440484 + 455625 = 10022^2 + 675^2 .

It is a cyclic number.

It is not a de Polignac number, because 100896109 - 2²¹ = 98798957 is a prime.

It is a super-2 number, since 2×100896109² = 20360049622679762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100896119) 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 as a sum of consecutive naturals, namely, 50448054 + 50448055.

It is an arithmetic number, because the mean of its divisors is an integer number (50448055).

Almost surely, 2^100896109 is an apocalyptic number.

It is an amenable number.

100896109 is a deficient number, since it is larger than the sum of its proper divisors (1).

100896109 is an equidigital number, since it uses as much as digits as its factorization.

100896109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 34.

The square root of 100896109 is about 10044.7055208204. The cubic root of 100896109 is about 465.5412189785.

The spelling of 100896109 in words is "one hundred million, eight hundred ninety-six thousand, one hundred nine".