47214841309 has 2 divisors, whose sum is σ = 47214841310. Its totient is φ = 47214841308.

The previous prime is 47214841259. The next prime is 47214841321. The reversal of 47214841309 is 90314841274.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39569962084 + 7644879225 = 198922^2 + 87435^2 .

It is a cyclic number.

It is not a de Polignac number, because 47214841309 - 2¹⁵ = 47214808541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47214841109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23607420654 + 23607420655.

It is an arithmetic number, because the mean of its divisors is an integer number (23607420655).

Almost surely, 2^47214841309 is an apocalyptic number.

It is an amenable number.

47214841309 is a deficient number, since it is larger than the sum of its proper divisors (1).

47214841309 is an equidigital number, since it uses as much as digits as its factorization.

47214841309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 43.

The spelling of 47214841309 in words is "forty-seven billion, two hundred fourteen million, eight hundred forty-one thousand, three hundred nine".