213433142357 has 2 divisors, whose sum is σ = 213433142358. Its totient is φ = 213433142356.

The previous prime is 213433142323. The next prime is 213433142371. The reversal of 213433142357 is 753241334312.

213433142357 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 172464953521 + 40968188836 = 415289^2 + 202406^2 .

It is a cyclic number.

It is not a de Polignac number, because 213433142357 - 2²⁸ = 213164706901 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 213433142357.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213433141357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106716571178 + 106716571179.

It is an arithmetic number, because the mean of its divisors is an integer number (106716571179).

Almost surely, 2^213433142357 is an apocalyptic number.

It is an amenable number.

213433142357 is a deficient number, since it is larger than the sum of its proper divisors (1).

213433142357 is an equidigital number, since it uses as much as digits as its factorization.

213433142357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 38.

Adding to 213433142357 its reverse (753241334312), we get a palindrome (966674476669).

The spelling of 213433142357 in words is "two hundred thirteen billion, four hundred thirty-three million, one hundred forty-two thousand, three hundred fifty-seven".