2122625154 has 16 divisors (see below), whose sum is σ = 4571808192. Its totient is φ = 653115408.

The previous prime is 2122625137. The next prime is 2122625171. The reversal of 2122625154 is 4515262212.

It is an interprime number because it is at equal distance from previous prime (2122625137) and next prime (2122625171).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13606494 + ... + 13606649.

It is an arithmetic number, because the mean of its divisors is an integer number (285738012).

Almost surely, 2^2122625154 is an apocalyptic number.

2122625154 is an abundant number, since it is smaller than the sum of its proper divisors (2449183038).

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

2122625154 is a wasteful number, since it uses less digits than its factorization.

2122625154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27213161.

The product of its digits is 9600, while the sum is 30.

The square root of 2122625154 is about 46071.9562640876. The cubic root of 2122625154 is about 1285.1616836429.

Adding to 2122625154 its reverse (4515262212), we get a palindrome (6637887366).

The spelling of 2122625154 in words is "two billion, one hundred twenty-two million, six hundred twenty-five thousand, one hundred fifty-four".