2125860354 has 24 divisors (see below), whose sum is σ = 4648292220. Its totient is φ = 702118368.

The previous prime is 2125860343. The next prime is 2125860361. The reversal of 2125860354 is 4530685212.

2125860354 is a `hidden beast` number, since 21 + 2 + 586 + 0 + 3 + 54 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2048015025 + 77845329 = 45255^2 + 8823^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 539797 + ... + 543720.

Almost surely, 2^2125860354 is an apocalyptic number.

2125860354 is an abundant number, since it is smaller than the sum of its proper divisors (2522431866).

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

2125860354 is a wasteful number, since it uses less digits than its factorization.

2125860354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083634 (or 1083631 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 2125860354 is about 46107.0531914587. The cubic root of 2125860354 is about 1285.8142787734.

The spelling of 2125860354 in words is "two billion, one hundred twenty-five million, eight hundred sixty thousand, three hundred fifty-four".