123505341683 has 8 divisors (see below), whose sum is σ = 130835881152. Its totient is φ = 116182082176.

The previous prime is 123505341677. The next prime is 123505341719. The reversal of 123505341683 is 386143505321.

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

It is not a de Polignac number, because 123505341683 - 2¹⁰ = 123505340659 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 123505341683.

It is not an unprimeable number, because it can be changed into a prime (123505341623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1785035 + ... + 1852932.

It is an arithmetic number, because the mean of its divisors is an integer number (16354485144).

Almost surely, 2^123505341683 is an apocalyptic number.

123505341683 is a deficient number, since it is larger than the sum of its proper divisors (7330539469).

123505341683 is a wasteful number, since it uses less digits than its factorization.

123505341683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3639981.

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 123505341683 in words is "one hundred twenty-three billion, five hundred five million, three hundred forty-one thousand, six hundred eighty-three".