29439187441 has 2 divisors, whose sum is σ = 29439187442. Its totient is φ = 29439187440.

The previous prime is 29439187429. The next prime is 29439187457. The reversal of 29439187441 is 14478193492.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29085597025 + 353590416 = 170545^2 + 18804^2 .

It is a cyclic number.

It is not a de Polignac number, because 29439187441 - 2⁷ = 29439187313 is a prime.

It is not a weakly prime, because it can be changed into another prime (29439187471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14719593720 + 14719593721.

It is an arithmetic number, because the mean of its divisors is an integer number (14719593721).

Almost surely, 2^29439187441 is an apocalyptic number.

It is an amenable number.

29439187441 is a deficient number, since it is larger than the sum of its proper divisors (1).

29439187441 is an equidigital number, since it uses as much as digits as its factorization.

29439187441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1741824, while the sum is 52.

The spelling of 29439187441 in words is "twenty-nine billion, four hundred thirty-nine million, one hundred eighty-seven thousand, four hundred forty-one".