109086479 has 2 divisors, whose sum is σ = 109086480. Its totient is φ = 109086478.

The previous prime is 109086473. The next prime is 109086511. The reversal of 109086479 is 974680901.

It is a weak prime.

It is an emirp because it is prime and its reverse (974680901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 109086479 - 2⁴ = 109086463 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109086473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54543239 + 54543240.

It is an arithmetic number, because the mean of its divisors is an integer number (54543240).

Almost surely, 2^109086479 is an apocalyptic number.

109086479 is a deficient number, since it is larger than the sum of its proper divisors (1).

109086479 is an equidigital number, since it uses as much as digits as its factorization.

109086479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 109086479 is about 10444.4472807325. The cubic root of 109086479 is about 477.8119142947.

The spelling of 109086479 in words is "one hundred nine million, eighty-six thousand, four hundred seventy-nine".