109069393 has 2 divisors, whose sum is σ = 109069394. Its totient is φ = 109069392.

The previous prime is 109069391. The next prime is 109069417. The reversal of 109069393 is 393960901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99440784 + 9628609 = 9972^2 + 3103^2 .

It is an emirp because it is prime and its reverse (393960901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 109069393 - 2¹ = 109069391 is a prime.

It is a super-2 number, since 2×109069393² = 23792264978776898, which contains 22 as substring.

Together with 109069391, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (109069391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54534696 + 54534697.

It is an arithmetic number, because the mean of its divisors is an integer number (54534697).

Almost surely, 2^109069393 is an apocalyptic number.

It is an amenable number.

109069393 is a deficient number, since it is larger than the sum of its proper divisors (1).

109069393 is an equidigital number, since it uses as much as digits as its factorization.

109069393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 39366, while the sum is 40.

The square root of 109069393 is about 10443.6293021152. The cubic root of 109069393 is about 477.7869667463.

The spelling of 109069393 in words is "one hundred nine million, sixty-nine thousand, three hundred ninety-three".