34020143239 has 2 divisors, whose sum is σ = 34020143240. Its totient is φ = 34020143238.

The previous prime is 34020143221. The next prime is 34020143263. The reversal of 34020143239 is 93234102043.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34020143239 - 2⁹ = 34020142727 is a prime.

It is a super-2 number, since 2×34020143239² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 34020143239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34020143219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17010071619 + 17010071620.

It is an arithmetic number, because the mean of its divisors is an integer number (17010071620).

Almost surely, 2^34020143239 is an apocalyptic number.

34020143239 is a deficient number, since it is larger than the sum of its proper divisors (1).

34020143239 is an equidigital number, since it uses as much as digits as its factorization.

34020143239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 31.

The spelling of 34020143239 in words is "thirty-four billion, twenty million, one hundred forty-three thousand, two hundred thirty-nine".