2123054 has 4 divisors (see below), whose sum is σ = 3184584. Its totient is φ = 1061526.

The previous prime is 2123053. The next prime is 2123063. The reversal of 2123054 is 4503212.

It is a semiprime because it is the product of two primes.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530762 + ... + 530765.

It is an arithmetic number, because the mean of its divisors is an integer number (796146).

2^2123054 is an apocalyptic number.

2123054 is a deficient number, since it is larger than the sum of its proper divisors (1061530).

2123054 is a wasteful number, since it uses less digits than its factorization.

2123054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061529.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 2123054 is about 1457.0703483360. The cubic root of 2123054 is about 128.5248227316.

Adding to 2123054 its reverse (4503212), we get a palindrome (6626266).

The spelling of 2123054 in words is "two million, one hundred twenty-three thousand, fifty-four".