2125254154 has 8 divisors (see below), whose sum is σ = 3297808260. Its totient is φ = 1025984736.

The previous prime is 2125254151. The next prime is 2125254179. The reversal of 2125254154 is 4514525212.

It can be written as a sum of positive squares in 2 ways, for example, as 1857179025 + 268075129 = 43095^2 + 16373^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2125254151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18321099 + ... + 18321214.

Almost surely, 2^2125254154 is an apocalyptic number.

2125254154 is a deficient number, since it is larger than the sum of its proper divisors (1172554106).

2125254154 is a wasteful number, since it uses less digits than its factorization.

2125254154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36642344.

The product of its digits is 16000, while the sum is 31.

The square root of 2125254154 is about 46100.4788912219. The cubic root of 2125254154 is about 1285.6920483056.

Adding to 2125254154 its reverse (4514525212), we get a palindrome (6639779366).

The spelling of 2125254154 in words is "two billion, one hundred twenty-five million, two hundred fifty-four thousand, one hundred fifty-four".