2123416254 has 16 divisors (see below), whose sum is σ = 4318813440. Its totient is φ = 695808600.

The previous prime is 2123416187. The next prime is 2123416271. The reversal of 2123416254 is 4526143212.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2998822 + ... + 2999529.

It is an arithmetic number, because the mean of its divisors is an integer number (269925840).

Almost surely, 2^2123416254 is an apocalyptic number.

2123416254 is an abundant number, since it is smaller than the sum of its proper divisors (2195397186).

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

2123416254 is a wasteful number, since it uses less digits than its factorization.

2123416254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5998415.

The product of its digits is 11520, while the sum is 30.

The square root of 2123416254 is about 46080.5409473457. The cubic root of 2123416254 is about 1285.3213232486.

Adding to 2123416254 its reverse (4526143212), we get a palindrome (6649559466).

The spelling of 2123416254 in words is "two billion, one hundred twenty-three million, four hundred sixteen thousand, two hundred fifty-four".