338575109 has 2 divisors, whose sum is σ = 338575110. Its totient is φ = 338575108.

The previous prime is 338575091. The next prime is 338575201. The reversal of 338575109 is 901575833.

It is a happy number.

Together with previous prime (338575091) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 280663009 + 57912100 = 16753^2 + 7610^2 .

It is a cyclic number.

It is not a de Polignac number, because 338575109 - 2¹⁶ = 338509573 is a prime.

It is a super-2 number, since 2×338575109² = 229266208868723762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (338575309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169287554 + 169287555.

It is an arithmetic number, because the mean of its divisors is an integer number (169287555).

Almost surely, 2^338575109 is an apocalyptic number.

It is an amenable number.

338575109 is a deficient number, since it is larger than the sum of its proper divisors (1).

338575109 is an equidigital number, since it uses as much as digits as its factorization.

338575109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 113400, while the sum is 41.

The square root of 338575109 is about 18400.4105660716. The cubic root of 338575109 is about 696.9768323749.

The spelling of 338575109 in words is "three hundred thirty-eight million, five hundred seventy-five thousand, one hundred nine".