123109034 has 8 divisors (see below), whose sum is σ = 184711908. Its totient is φ = 61538400.

The previous prime is 123109009. The next prime is 123109057. The reversal of 123109034 is 430901321.

It can be written as a sum of positive squares in 2 ways, for example, as 103083409 + 20025625 = 10153^2 + 4475^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7484 + ... + 17384.

Almost surely, 2^123109034 is an apocalyptic number.

123109034 is a deficient number, since it is larger than the sum of its proper divisors (61602874).

123109034 is an equidigital number, since it uses as much as digits as its factorization.

123109034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16120.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 123109034 is about 11095.4510498672. The cubic root of 123109034 is about 497.4658902736.

The spelling of 123109034 in words is "one hundred twenty-three million, one hundred nine thousand, thirty-four".