235543397 has 2 divisors, whose sum is σ = 235543398. Its totient is φ = 235543396.

The previous prime is 235543393. The next prime is 235543409. The reversal of 235543397 is 793345532.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 235499716 + 43681 = 15346^2 + 209^2 .

It is a cyclic number.

It is not a de Polignac number, because 235543397 - 2² = 235543393 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (235543393) 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, 117771698 + 117771699.

It is an arithmetic number, because the mean of its divisors is an integer number (117771699).

Almost surely, 2^235543397 is an apocalyptic number.

It is an amenable number.

235543397 is a deficient number, since it is larger than the sum of its proper divisors (1).

235543397 is an equidigital number, since it uses as much as digits as its factorization.

235543397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 340200, while the sum is 41.

The square root of 235543397 is about 15347.4231387552. The cubic root of 235543397 is about 617.5758593773.

The spelling of 235543397 in words is "two hundred thirty-five million, five hundred forty-three thousand, three hundred ninety-seven".