109379069 has 2 divisors, whose sum is σ = 109379070. Its totient is φ = 109379068.

The previous prime is 109379051. The next prime is 109379087. The reversal of 109379069 is 960973901.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (109379051) and next prime (109379087).

It can be written as a sum of positive squares in only one way, i.e., 92256025 + 17123044 = 9605^2 + 4138^2 .

It is an emirp because it is prime and its reverse (960973901) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109379069 is a prime.

It is a super-2 number, since 2×109379069² = 23927561470613522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109379009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54689534 + 54689535.

It is an arithmetic number, because the mean of its divisors is an integer number (54689535).

Almost surely, 2^109379069 is an apocalyptic number.

It is an amenable number.

109379069 is a deficient number, since it is larger than the sum of its proper divisors (1).

109379069 is an equidigital number, since it uses as much as digits as its factorization.

109379069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 91854, while the sum is 44.

The square root of 109379069 is about 10458.4448652751. Note that the first 3 decimals coincide. The cubic root of 109379069 is about 478.2387260706.

The spelling of 109379069 in words is "one hundred nine million, three hundred seventy-nine thousand, sixty-nine".