834117123 has 8 divisors (see below), whose sum is σ = 1271035648. Its totient is φ = 476638344.

The previous prime is 834117113. The next prime is 834117173. The reversal of 834117123 is 321711438.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 834117123 - 2⁴ = 834117107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (834117113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19859911 + ... + 19859952.

It is an arithmetic number, because the mean of its divisors is an integer number (158879456).

Almost surely, 2^834117123 is an apocalyptic number.

834117123 is a deficient number, since it is larger than the sum of its proper divisors (436918525).

834117123 is a wasteful number, since it uses less digits than its factorization.

834117123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39719873.

The product of its digits is 4032, while the sum is 30.

The square root of 834117123 is about 28881.0859040999. The cubic root of 834117123 is about 941.3309661590.

The spelling of 834117123 in words is "eight hundred thirty-four million, one hundred seventeen thousand, one hundred twenty-three".