342134020405 has 16 divisors (see below), whose sum is σ = 420614886384. Its totient is φ = 267005790720.

The previous prime is 342134020399. The next prime is 342134020411. The reversal of 342134020405 is 504020431243.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (342134020399) and next prime (342134020411).

It can be written as a sum of positive squares in 8 ways, for example, as 137806515729 + 204327504676 = 371223^2 + 452026^2 .

It is a de Polignac number, because none of the positive numbers 2^k-342134020405 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2220859 + ... + 2369911.

It is an arithmetic number, because the mean of its divisors is an integer number (26288430399).

Almost surely, 2^342134020405 is an apocalyptic number.

It is an amenable number.

342134020405 is a deficient number, since it is larger than the sum of its proper divisors (78480865979).

342134020405 is a wasteful number, since it uses less digits than its factorization.

342134020405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160296.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 342134020405 its reverse (504020431243), we get a palindrome (846154451648).

The spelling of 342134020405 in words is "three hundred forty-two billion, one hundred thirty-four million, twenty thousand, four hundred five".