123343402004 has 12 divisors (see below), whose sum is σ = 216793535700. Its totient is φ = 61402391808.

The previous prime is 123343401967. The next prime is 123343402031. The reversal of 123343402004 is 400204343321.

It can be written as a sum of positive squares in 2 ways, for example, as 102419200900 + 20924201104 = 320030^2 + 144652^2 .

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, 67326269 + ... + 67328100.

It is an arithmetic number, because the mean of its divisors is an integer number (18066127975).

Almost surely, 2^123343402004 is an apocalyptic number.

It is an amenable number.

123343402004 is a deficient number, since it is larger than the sum of its proper divisors (93450133696).

123343402004 is a wasteful number, since it uses less digits than its factorization.

123343402004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134654602 (or 134654600 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 123343402004 its reverse (400204343321), we get a palindrome (523547745325).

The spelling of 123343402004 in words is "one hundred twenty-three billion, three hundred forty-three million, four hundred two thousand, four".