2051144 has 8 divisors (see below), whose sum is σ = 3845910. Its totient is φ = 1025568.

The previous prime is 2051123. The next prime is 2051167. The reversal of 2051144 is 4411502.

It can be written as a sum of positive squares in only one way, i.e., 1612900 + 438244 = 1270^2 + 662^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128189 + ... + 128204.

2^2051144 is an apocalyptic number.

It is an amenable number.

2051144 is a deficient number, since it is larger than the sum of its proper divisors (1794766).

2051144 is a wasteful number, since it uses less digits than its factorization.

2051144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256399 (or 256395 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 2051144 is about 1432.1815527369. The cubic root of 2051144 is about 127.0570351627.

Adding to 2051144 its reverse (4411502), we get a palindrome (6462646).

The spelling of 2051144 in words is "two million, fifty-one thousand, one hundred forty-four".