34065020503 has 4 divisors (see below), whose sum is σ = 34067482848. Its totient is φ = 34062558160.

The previous prime is 34065020459. The next prime is 34065020513. The reversal of 34065020503 is 30502056043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30502056043 = 131947 ⋅231169.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34065020503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34065020513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1210303 + ... + 1238128.

It is an arithmetic number, because the mean of its divisors is an integer number (8516870712).

Almost surely, 2^34065020503 is an apocalyptic number.

34065020503 is a deficient number, since it is larger than the sum of its proper divisors (2462345).

34065020503 is a wasteful number, since it uses less digits than its factorization.

34065020503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2462344.

The product of its (nonzero) digits is 10800, while the sum is 28.

Adding to 34065020503 its reverse (30502056043), we get a palindrome (64567076546).

The spelling of 34065020503 in words is "thirty-four billion, sixty-five million, twenty thousand, five hundred three".