123104500345 has 8 divisors (see below), whose sum is σ = 150229221120. Its totient is φ = 96814386480.

The previous prime is 123104500327. The next prime is 123104500357. The reversal of 123104500345 is 543005401321.

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

It is not a de Polignac number, because 123104500345 - 2¹⁹ = 123103976057 is a prime.

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, 208651401 + ... + 208651990.

It is an arithmetic number, because the mean of its divisors is an integer number (18778652640).

Almost surely, 2^123104500345 is an apocalyptic number.

It is an amenable number.

123104500345 is a deficient number, since it is larger than the sum of its proper divisors (27124720775).

123104500345 is an equidigital number, since it uses as much as digits as its factorization.

123104500345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417303455.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 123104500345 its reverse (543005401321), we get a palindrome (666109901666).

The spelling of 123104500345 in words is "one hundred twenty-three billion, one hundred four million, five hundred thousand, three hundred forty-five".