123766126 has 32 divisors (see below), whose sum is σ = 212357376. Its totient is φ = 53592000.

The previous prime is 123766117. The next prime is 123766141. The reversal of 123766126 is 621667321.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 123766091 and 123766100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37191 + ... + 40381.

It is an arithmetic number, because the mean of its divisors is an integer number (6636168).

Almost surely, 2^123766126 is an apocalyptic number.

123766126 is a deficient number, since it is larger than the sum of its proper divisors (88591250).

123766126 is a wasteful number, since it uses less digits than its factorization.

123766126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3288.

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

The square root of 123766126 is about 11125.0225168311. The cubic root of 123766126 is about 498.3493916469.

The spelling of 123766126 in words is "one hundred twenty-three million, seven hundred sixty-six thousand, one hundred twenty-six".