29146213 has 2 divisors, whose sum is σ = 29146214. Its totient is φ = 29146212.

The previous prime is 29146207. The next prime is 29146223. The reversal of 29146213 is 31264192.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24137569 + 5008644 = 4913^2 + 2238^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29146213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29146223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14573106 + 14573107.

It is an arithmetic number, because the mean of its divisors is an integer number (14573107).

Almost surely, 2^29146213 is an apocalyptic number.

It is an amenable number.

29146213 is a deficient number, since it is larger than the sum of its proper divisors (1).

29146213 is an equidigital number, since it uses as much as digits as its factorization.

29146213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 28.

The square root of 29146213 is about 5398.7232749975. The cubic root of 29146213 is about 307.7471536222.

The spelling of 29146213 in words is "twenty-nine million, one hundred forty-six thousand, two hundred thirteen".