213534029 has 2 divisors, whose sum is σ = 213534030. Its totient is φ = 213534028.

The previous prime is 213534023. The next prime is 213534071. The reversal of 213534029 is 920435312.

213534029 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112933129 + 100600900 = 10627^2 + 10030^2 .

It is a cyclic number.

It is not a de Polignac number, because 213534029 - 2⁸ = 213533773 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 213533992 and 213534010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213534023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106767014 + 106767015.

It is an arithmetic number, because the mean of its divisors is an integer number (106767015).

Almost surely, 2^213534029 is an apocalyptic number.

It is an amenable number.

213534029 is a deficient number, since it is larger than the sum of its proper divisors (1).

213534029 is an equidigital number, since it uses as much as digits as its factorization.

213534029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 213534029 is about 14612.8035982148. The cubic root of 213534029 is about 597.7079488370.

The spelling of 213534029 in words is "two hundred thirteen million, five hundred thirty-four thousand, twenty-nine".