34131221143 has 2 divisors, whose sum is σ = 34131221144. Its totient is φ = 34131221142.

The previous prime is 34131221099. The next prime is 34131221149. The reversal of 34131221143 is 34112213143.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34131221143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34131221149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17065610571 + 17065610572.

It is an arithmetic number, because the mean of its divisors is an integer number (17065610572).

Almost surely, 2^34131221143 is an apocalyptic number.

34131221143 is a deficient number, since it is larger than the sum of its proper divisors (1).

34131221143 is an equidigital number, since it uses as much as digits as its factorization.

34131221143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 25.

Adding to 34131221143 its reverse (34112213143), we get a palindrome (68243434286).

The spelling of 34131221143 in words is "thirty-four billion, one hundred thirty-one million, two hundred twenty-one thousand, one hundred forty-three".