342105353045 has 4 divisors (see below), whose sum is σ = 410526423660. Its totient is φ = 273684282432.

The previous prime is 342105353011. The next prime is 342105353063. The reversal of 342105353045 is 540353501243.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 540353501243 = 298819 ⋅1808297.

It can be written as a sum of positive squares in 2 ways, for example, as 102703584676 + 239401768369 = 320474^2 + 489287^2 .

It is a cyclic number.

It is not a de Polignac number, because 342105353045 - 2¹⁰ = 342105352021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 342105352996 and 342105353014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34210535300 + ... + 34210535309.

It is an arithmetic number, because the mean of its divisors is an integer number (102631605915).

Almost surely, 2^342105353045 is an apocalyptic number.

It is an amenable number.

342105353045 is a deficient number, since it is larger than the sum of its proper divisors (68421070615).

342105353045 is an equidigital number, since it uses as much as digits as its factorization.

342105353045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68421070614.

The product of its (nonzero) digits is 108000, while the sum is 35.

Adding to 342105353045 its reverse (540353501243), we get a palindrome (882458854288).

The spelling of 342105353045 in words is "three hundred forty-two billion, one hundred five million, three hundred fifty-three thousand, forty-five".