2103128 has 16 divisors (see below), whose sum is σ = 3971760. Its totient is φ = 1044000.

The previous prime is 2103119. The next prime is 2103139. The reversal of 2103128 is 8213012.

It is a congruent number.

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, 338 + ... + 2078.

It is an arithmetic number, because the mean of its divisors is an integer number (248235).

2^2103128 is an apocalyptic number.

It is an amenable number.

2103128 is a deficient number, since it is larger than the sum of its proper divisors (1868632).

2103128 is a wasteful number, since it uses less digits than its factorization.

2103128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1898 (or 1894 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 2103128 is about 1450.2165355560. The cubic root of 2103128 is about 128.1214667279.

The spelling of 2103128 in words is "two million, one hundred three thousand, one hundred twenty-eight".