12029447 has 2 divisors, whose sum is σ = 12029448. Its totient is φ = 12029446.

The previous prime is 12029431. The next prime is 12029471. The reversal of 12029447 is 74492021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12029447 - 2⁴ = 12029431 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12029417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6014723 + 6014724.

It is an arithmetic number, because the mean of its divisors is an integer number (6014724).

Almost surely, 2^12029447 is an apocalyptic number.

12029447 is a deficient number, since it is larger than the sum of its proper divisors (1).

12029447 is an equidigital number, since it uses as much as digits as its factorization.

12029447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 12029447 is about 3468.3493192007. The cubic root of 12029447 is about 229.1299644290.

The spelling of 12029447 in words is "twelve million, twenty-nine thousand, four hundred forty-seven".