109579 has 2 divisors, whose sum is σ = 109580. Its totient is φ = 109578.

The previous prime is 109567. The next prime is 109583. The reversal of 109579 is 975901.

It is a strong prime.

It is an emirp because it is prime and its reverse (975901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 109579 - 2⁵ = 109547 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 109579.

It is not a weakly prime, because it can be changed into another prime (109519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54789 + 54790.

It is an arithmetic number, because the mean of its divisors is an integer number (54790).

2¹⁰⁹⁵⁷⁹ is an apocalyptic number.

109579 is a deficient number, since it is larger than the sum of its proper divisors (1).

109579 is an equidigital number, since it uses as much as digits as its factorization.

109579 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2835, while the sum is 31.

The square root of 109579 is about 331.0271892156. The cubic root of 109579 is about 47.8529935195.

The spelling of 109579 in words is "one hundred nine thousand, five hundred seventy-nine".