2134020144 has 20 divisors (see below), whose sum is σ = 5512885496. Its totient is φ = 711340032.

The previous prime is 2134020139. The next prime is 2134020151. The reversal of 2134020144 is 4410204312.

It is a self number, because there is not a number n which added to its sum of digits gives 2134020144.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22229329 + ... + 22229424.

Almost surely, 2^2134020144 is an apocalyptic number.

2134020144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2134020144 is an abundant number, since it is smaller than the sum of its proper divisors (3378865352).

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

2134020144 is a wasteful number, since it uses less digits than its factorization.

2134020144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44458764 (or 44458758 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2134020144 is about 46195.4558804218. The cubic root of 2134020144 is about 1287.4573122366.

Adding to 2134020144 its reverse (4410204312), we get a palindrome (6544224456).

The spelling of 2134020144 in words is "two billion, one hundred thirty-four million, twenty thousand, one hundred forty-four".