123713116234 has 4 divisors (see below), whose sum is σ = 185569674354. Its totient is φ = 61856558116.

The previous prime is 123713116231. The next prime is 123713116291. The reversal of 123713116234 is 432611317321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 432611317321 = 5861 ⋅73811861.

It can be written as a sum of positive squares in only one way, i.e., 114829488225 + 8883628009 = 338865^2 + 94253^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 123713116234.

It is not an unprimeable number, because it can be changed into a prime (123713116231) by changing a digit.

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 as a sum of consecutive naturals, namely, 30928279057 + ... + 30928279060.

Almost surely, 2^123713116234 is an apocalyptic number.

123713116234 is a deficient number, since it is larger than the sum of its proper divisors (61856558120).

123713116234 is an equidigital number, since it uses as much as digits as its factorization.

123713116234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61856558119.

The product of its digits is 18144, while the sum is 34.

The spelling of 123713116234 in words is "one hundred twenty-three billion, seven hundred thirteen million, one hundred sixteen thousand, two hundred thirty-four".