123085734 has 8 divisors (see below), whose sum is σ = 246171480. Its totient is φ = 41028576.

The previous prime is 123085727. The next prime is 123085759. The reversal of 123085734 is 437580321.

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

123085734 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 123085695 and 123085704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10257139 + ... + 10257150.

It is an arithmetic number, because the mean of its divisors is an integer number (30771435).

Almost surely, 2^123085734 is an apocalyptic number.

123085734 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123085734 is a wasteful number, since it uses less digits than its factorization.

123085734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20514294.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 123085734 is about 11094.4010203345. The cubic root of 123085734 is about 497.4345043111.

The spelling of 123085734 in words is "one hundred twenty-three million, eighty-five thousand, seven hundred thirty-four".