2133601144 has 8 divisors (see below), whose sum is σ = 4000502160. Its totient is φ = 1066800568.

The previous prime is 2133601123. The next prime is 2133601177. The reversal of 2133601144 is 4411063312.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133350064 + ... + 133350079.

It is an arithmetic number, because the mean of its divisors is an integer number (500062770).

Almost surely, 2^2133601144 is an apocalyptic number.

It is an amenable number.

2133601144 is a deficient number, since it is larger than the sum of its proper divisors (1866901016).

2133601144 is a wasteful number, since it uses less digits than its factorization.

2133601144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266700149 (or 266700145 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 2133601144 is about 46190.9205796983. The cubic root of 2133601144 is about 1287.3730456276.

Adding to 2133601144 its reverse (4411063312), we get a palindrome (6544664456).

The spelling of 2133601144 in words is "two billion, one hundred thirty-three million, six hundred one thousand, one hundred forty-four".