34140134234 has 4 divisors (see below), whose sum is σ = 51210201354. Its totient is φ = 17070067116.

The previous prime is 34140134219. The next prime is 34140134251. The reversal of 34140134234 is 43243104143.

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: 43243104143 = 2707 ⋅15974549.

It can be written as a sum of positive squares in only one way, i.e., 33677755225 + 462379009 = 183515^2 + 21503^2 .

It is a junction number, because it is equal to n+sod(n) for n = 34140134197 and 34140134206.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8535033557 + ... + 8535033560.

Almost surely, 2^34140134234 is an apocalyptic number.

34140134234 is a deficient number, since it is larger than the sum of its proper divisors (17070067120).

34140134234 is a wasteful number, since it uses less digits than its factorization.

34140134234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17070067119.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 34140134234 its reverse (43243104143), we get a palindrome (77383238377).

The spelling of 34140134234 in words is "thirty-four billion, one hundred forty million, one hundred thirty-four thousand, two hundred thirty-four".