3123456126 has 16 divisors (see below), whose sum is σ = 7139328384. Its totient is φ = 892416024.

The previous prime is 3123456067. The next prime is 3123456131. The reversal of 3123456126 is 6216543213.

3123456126 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37183960 + ... + 37184043.

It is an arithmetic number, because the mean of its divisors is an integer number (446208024).

Almost surely, 2^3123456126 is an apocalyptic number.

3123456126 is an abundant number, since it is smaller than the sum of its proper divisors (4015872258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3123456126 is a wasteful number, since it uses less digits than its factorization.

3123456126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74368015.

The product of its digits is 25920, while the sum is 33.

The square root of 3123456126 is about 55887.8889026952. Note that the first 3 decimals coincide. The cubic root of 3123456126 is about 1461.7680659820.

Adding to 3123456126 its reverse (6216543213), we get a palindrome (9339999339).

The spelling of 3123456126 in words is "three billion, one hundred twenty-three million, four hundred fifty-six thousand, one hundred twenty-six".