235018659397 has 2 divisors, whose sum is σ = 235018659398. Its totient is φ = 235018659396.

The previous prime is 235018659389. The next prime is 235018659419. The reversal of 235018659397 is 793956810532.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 227935585476 + 7083073921 = 477426^2 + 84161^2 .

It is a cyclic number.

It is not a de Polignac number, because 235018659397 - 2³ = 235018659389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (235018659377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117509329698 + 117509329699.

It is an arithmetic number, because the mean of its divisors is an integer number (117509329699).

Almost surely, 2^235018659397 is an apocalyptic number.

It is an amenable number.

235018659397 is a deficient number, since it is larger than the sum of its proper divisors (1).

235018659397 is an equidigital number, since it uses as much as digits as its factorization.

235018659397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12247200, while the sum is 58.

The spelling of 235018659397 in words is "two hundred thirty-five billion, eighteen million, six hundred fifty-nine thousand, three hundred ninety-seven".