34123450519 has 4 divisors (see below), whose sum is σ = 34302107520. Its totient is φ = 33944793520.

The previous prime is 34123450451. The next prime is 34123450523. The reversal of 34123450519 is 91505432143.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91505432143 = 17 ⋅5382672479.

It is a cyclic number.

It is not a de Polignac number, because 34123450519 - 2¹⁹ = 34122926231 is a prime.

It is a super-2 number, since 2×34123450519² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34123450219) 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, 89328214 + ... + 89328595.

It is an arithmetic number, because the mean of its divisors is an integer number (8575526880).

Almost surely, 2^34123450519 is an apocalyptic number.

34123450519 is a deficient number, since it is larger than the sum of its proper divisors (178657001).

34123450519 is a wasteful number, since it uses less digits than its factorization.

34123450519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178657000.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 34123450519 in words is "thirty-four billion, one hundred twenty-three million, four hundred fifty thousand, five hundred nineteen".