213896341 has 2 divisors, whose sum is σ = 213896342. Its totient is φ = 213896340.

The previous prime is 213896327. The next prime is 213896383. The reversal of 213896341 is 143698312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 213598225 + 298116 = 14615^2 + 546^2 .

It is a cyclic number.

It is not a de Polignac number, because 213896341 - 2¹⁷ = 213765269 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 213896341.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213899341) 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, 106948170 + 106948171.

It is an arithmetic number, because the mean of its divisors is an integer number (106948171).

Almost surely, 2^213896341 is an apocalyptic number.

It is an amenable number.

213896341 is a deficient number, since it is larger than the sum of its proper divisors (1).

213896341 is an equidigital number, since it uses as much as digits as its factorization.

213896341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 37.

The square root of 213896341 is about 14625.1954174978. The cubic root of 213896341 is about 598.0458097366.

It can be divided in two parts, 21389 and 6341, that added together give a triangular number (27730 = T₂₃₅).

The spelling of 213896341 in words is "two hundred thirteen million, eight hundred ninety-six thousand, three hundred forty-one".