89376109 has 2 divisors, whose sum is σ = 89376110. Its totient is φ = 89376108.

The previous prime is 89376103. The next prime is 89376139. The reversal of 89376109 is 90167398.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89359209 + 16900 = 9453^2 + 130^2 .

It is a cyclic number.

It is not a de Polignac number, because 89376109 - 2³ = 89376101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89376101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44688054 + 44688055.

It is an arithmetic number, because the mean of its divisors is an integer number (44688055).

Almost surely, 2^89376109 is an apocalyptic number.

It is an amenable number.

89376109 is a deficient number, since it is larger than the sum of its proper divisors (1).

89376109 is an equidigital number, since it uses as much as digits as its factorization.

89376109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 89376109 is about 9453.8938538573. The cubic root of 89376109 is about 447.1025510963.

The spelling of 89376109 in words is "eighty-nine million, three hundred seventy-six thousand, one hundred nine".