239338313 has 2 divisors, whose sum is σ = 239338314. Its totient is φ = 239338312.

The previous prime is 239338283. The next prime is 239338327. The reversal of 239338313 is 313833932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 239228089 + 110224 = 15467^2 + 332^2 .

It is a cyclic number.

It is not a de Polignac number, because 239338313 - 2¹² = 239334217 is a prime.

It is not a weakly prime, because it can be changed into another prime (239338013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119669156 + 119669157.

It is an arithmetic number, because the mean of its divisors is an integer number (119669157).

Almost surely, 2^239338313 is an apocalyptic number.

It is an amenable number.

239338313 is a deficient number, since it is larger than the sum of its proper divisors (1).

239338313 is an equidigital number, since it uses as much as digits as its factorization.

239338313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 35.

The square root of 239338313 is about 15470.5627887288. The cubic root of 239338313 is about 620.8748601484.

The spelling of 239338313 in words is "two hundred thirty-nine million, three hundred thirty-eight thousand, three hundred thirteen".