2125589045 has 16 divisors (see below), whose sum is σ = 2664420480. Its totient is φ = 1624818624.

The previous prime is 2125589041. The next prime is 2125589051. The reversal of 2125589045 is 5409855212.

It is not a de Polignac number, because 2125589045 - 2² = 2125589041 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2125588993 and 2125589011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2125589041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105386 + ... + 123924.

It is an arithmetic number, because the mean of its divisors is an integer number (166526280).

Almost surely, 2^2125589045 is an apocalyptic number.

It is an amenable number.

2125589045 is a deficient number, since it is larger than the sum of its proper divisors (538831435).

2125589045 is a wasteful number, since it uses less digits than its factorization.

2125589045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19564.

The product of its (nonzero) digits is 144000, while the sum is 41.

The square root of 2125589045 is about 46104.1109338419. The cubic root of 2125589045 is about 1285.7595765556.

The spelling of 2125589045 in words is "two billion, one hundred twenty-five million, five hundred eighty-nine thousand, forty-five".