239350997 has 2 divisors, whose sum is σ = 239350998. Its totient is φ = 239350996.

The previous prime is 239350967. The next prime is 239351003. The reversal of 239350997 is 799053932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 169026001 + 70324996 = 13001^2 + 8386^2 .

It is a cyclic number.

It is not a de Polignac number, because 239350997 - 2⁶ = 239350933 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (239350927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119675498 + 119675499.

It is an arithmetic number, because the mean of its divisors is an integer number (119675499).

Almost surely, 2^239350997 is an apocalyptic number.

It is an amenable number.

239350997 is a deficient number, since it is larger than the sum of its proper divisors (1).

239350997 is an equidigital number, since it uses as much as digits as its factorization.

239350997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 459270, while the sum is 47.

The square root of 239350997 is about 15470.9727231354. The cubic root of 239350997 is about 620.8858279391.

The spelling of 239350997 in words is "two hundred thirty-nine million, three hundred fifty thousand, nine hundred ninety-seven".