2125423134 has 24 divisors (see below), whose sum is σ = 4605990480. Its totient is φ = 708334848.

The previous prime is 2125423133. The next prime is 2125423141. The reversal of 2125423134 is 4313245212.

It is a junction number, because it is equal to n+sod(n) for n = 2125423098 and 2125423107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2125423133) 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 11 ways as a sum of consecutive naturals, for example, 126919 + ... + 142685.

It is an arithmetic number, because the mean of its divisors is an integer number (191916270).

Almost surely, 2^2125423134 is an apocalyptic number.

2125423134 is an abundant number, since it is smaller than the sum of its proper divisors (2480567346).

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

2125423134 is a wasteful number, since it uses less digits than its factorization.

2125423134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23264 (or 23261 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 2125423134 is about 46102.3115906350. The cubic root of 2125423134 is about 1285.7261227376.

Adding to 2125423134 its reverse (4313245212), we get a palindrome (6438668346).

The spelling of 2125423134 in words is "two billion, one hundred twenty-five million, four hundred twenty-three thousand, one hundred thirty-four".