34121213143 has 2 divisors, whose sum is σ = 34121213144. Its totient is φ = 34121213142.

The previous prime is 34121213129. The next prime is 34121213183. The reversal of 34121213143 is 34131212143.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34121213143 - 2²⁵ = 34087658711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34121213123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17060606571 + 17060606572.

It is an arithmetic number, because the mean of its divisors is an integer number (17060606572).

Almost surely, 2^34121213143 is an apocalyptic number.

34121213143 is a deficient number, since it is larger than the sum of its proper divisors (1).

34121213143 is an equidigital number, since it uses as much as digits as its factorization.

34121213143 is an evil number, because the sum of its binary digits is even.

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

Adding to 34121213143 its reverse (34131212143), we get a palindrome (68252425286).

The spelling of 34121213143 in words is "thirty-four billion, one hundred twenty-one million, two hundred thirteen thousand, one hundred forty-three".