123641126 has 8 divisors (see below), whose sum is σ = 211956240. Its totient is φ = 52989048.

The previous prime is 123641101. The next prime is 123641129. The reversal of 123641126 is 621146321.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 123641095 and 123641104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123641129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4415741 + ... + 4415768.

It is an arithmetic number, because the mean of its divisors is an integer number (26494530).

Almost surely, 2^123641126 is an apocalyptic number.

123641126 is a deficient number, since it is larger than the sum of its proper divisors (88315114).

123641126 is an equidigital number, since it uses as much as digits as its factorization.

123641126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8831518.

The product of its digits is 1728, while the sum is 26.

The square root of 123641126 is about 11119.4031314635. The cubic root of 123641126 is about 498.1815625882.

Adding to 123641126 its reverse (621146321), we get a palindrome (744787447).

The spelling of 123641126 in words is "one hundred twenty-three million, six hundred forty-one thousand, one hundred twenty-six".