213029 has 2 divisors, whose sum is σ = 213030. Its totient is φ = 213028.

The previous prime is 213023. The next prime is 213043. The reversal of 213029 is 920312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 172225 + 40804 = 415^2 + 202^2 .

It is a cyclic number.

It is not a de Polignac number, because 213029 - 2¹² = 208933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212998 and 213016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106514 + 106515.

It is an arithmetic number, because the mean of its divisors is an integer number (106515).

2²¹³⁰²⁹ is an apocalyptic number.

It is an amenable number.

213029 is a deficient number, since it is larger than the sum of its proper divisors (1).

213029 is an equidigital number, since it uses as much as digits as its factorization.

213029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 213029 is about 461.5506472750. The cubic root of 213029 is about 59.7236364146.

It can be divided in two parts, 2 and 13029, that added together give a palindrome (13031).

The spelling of 213029 in words is "two hundred thirteen thousand, twenty-nine".