213335029 has 2 divisors, whose sum is σ = 213335030. Its totient is φ = 213335028.

The previous prime is 213335027. The next prime is 213335039. The reversal of 213335029 is 920533312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 204347025 + 8988004 = 14295^2 + 2998^2 .

It is a cyclic number.

It is not a de Polignac number, because 213335029 - 2¹ = 213335027 is a prime.

Together with 213335027, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 213334988 and 213335006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213335027) 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, 106667514 + 106667515.

It is an arithmetic number, because the mean of its divisors is an integer number (106667515).

Almost surely, 2^213335029 is an apocalyptic number.

It is an amenable number.

213335029 is a deficient number, since it is larger than the sum of its proper divisors (1).

213335029 is an equidigital number, since it uses as much as digits as its factorization.

213335029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 28.

The square root of 213335029 is about 14605.9929138693. The cubic root of 213335029 is about 597.5222159886.

It can be divided in two parts, 21333 and 5029, that added together give a palindrome (26362).

The spelling of 213335029 in words is "two hundred thirteen million, three hundred thirty-five thousand, twenty-nine".