171140834 has 16 divisors (see below), whose sum is σ = 258963936. Its totient is φ = 84823200.

The previous prime is 171140821. The next prime is 171140843. The reversal of 171140834 is 438041171.

171140834 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 171140797 and 171140806.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128894 + ... + 130214.

It is an arithmetic number, because the mean of its divisors is an integer number (16185246).

Almost surely, 2^171140834 is an apocalyptic number.

171140834 is a deficient number, since it is larger than the sum of its proper divisors (87823102).

171140834 is a wasteful number, since it uses less digits than its factorization.

171140834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1841.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 171140834 is about 13082.0806449127. The cubic root of 171140834 is about 555.2022464488.

The spelling of 171140834 in words is "one hundred seventy-one million, one hundred forty thousand, eight hundred thirty-four".