2125105343654 has 16 divisors (see below), whose sum is σ = 3368797750080. Its totient is φ = 1002618369000.

The previous prime is 2125105343633. The next prime is 2125105343657. The reversal of 2125105343654 is 4563435015212.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2125105343657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111392504 + ... + 111411579.

It is an arithmetic number, because the mean of its divisors is an integer number (210549859380).

Almost surely, 2^{2125105343654} is an apocalyptic number.

2125105343654 is a deficient number, since it is larger than the sum of its proper divisors (1243692406426).

2125105343654 is a wasteful number, since it uses less digits than its factorization.

2125105343654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222804355.

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 2125105343654 in words is "two trillion, one hundred twenty-five billion, one hundred five million, three hundred forty-three thousand, six hundred fifty-four".