823706123113 has 8 divisors (see below), whose sum is σ = 827471472128. Its totient is φ = 819941413824.

The previous prime is 823706123099. The next prime is 823706123159. The reversal of 823706123113 is 311321607328.

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

It is a cyclic number.

It is not a de Polignac number, because 823706123113 - 2¹³ = 823706114921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (823706123213) 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, 2523745 + ... + 2831377.

It is an arithmetic number, because the mean of its divisors is an integer number (103433934016).

Almost surely, 2^823706123113 is an apocalyptic number.

It is an amenable number.

823706123113 is a deficient number, since it is larger than the sum of its proper divisors (3765349015).

823706123113 is a wasteful number, since it uses less digits than its factorization.

823706123113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319863.

The product of its (nonzero) digits is 36288, while the sum is 37.

The spelling of 823706123113 in words is "eight hundred twenty-three billion, seven hundred six million, one hundred twenty-three thousand, one hundred thirteen".