47223134839 has 2 divisors, whose sum is σ = 47223134840. Its totient is φ = 47223134838.

The previous prime is 47223134813. The next prime is 47223134851. The reversal of 47223134839 is 93843132274.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47223134839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47223134809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23611567419 + 23611567420.

It is an arithmetic number, because the mean of its divisors is an integer number (23611567420).

Almost surely, 2^47223134839 is an apocalyptic number.

47223134839 is a deficient number, since it is larger than the sum of its proper divisors (1).

47223134839 is an equidigital number, since it uses as much as digits as its factorization.

47223134839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 870912, while the sum is 46.

The spelling of 47223134839 in words is "forty-seven billion, two hundred twenty-three million, one hundred thirty-four thousand, eight hundred thirty-nine".