29401213 has 2 divisors, whose sum is σ = 29401214. Its totient is φ = 29401212.

The previous prime is 29401187. The next prime is 29401217. The reversal of 29401213 is 31210492.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16426809 + 12974404 = 4053^2 + 3602^2 .

It is a cyclic number.

It is not a de Polignac number, because 29401213 - 2²¹ = 27304061 is a prime.

It is equal to p_1823017 and since 29401213 and 1823017 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29401217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14700606 + 14700607.

It is an arithmetic number, because the mean of its divisors is an integer number (14700607).

Almost surely, 2^29401213 is an apocalyptic number.

It is an amenable number.

29401213 is a deficient number, since it is larger than the sum of its proper divisors (1).

29401213 is an equidigital number, since it uses as much as digits as its factorization.

29401213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 29401213 is about 5422.2885389843. The cubic root of 29401213 is about 308.6420414020.

The spelling of 29401213 in words is "twenty-nine million, four hundred one thousand, two hundred thirteen".