2123043004 has 12 divisors (see below), whose sum is σ = 3751397104. Its totient is φ = 1051215264.

The previous prime is 2123043001. The next prime is 2123043053. The reversal of 2123043004 is 4003403212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123043001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2576097 + ... + 2576920.

Almost surely, 2^2123043004 is an apocalyptic number.

It is an amenable number.

2123043004 is a deficient number, since it is larger than the sum of its proper divisors (1628354100).

2123043004 is a wasteful number, since it uses less digits than its factorization.

2123043004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5153124 (or 5153122 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2123043004 is about 46076.4907951984. The cubic root of 2123043004 is about 1285.2460084039.

Adding to 2123043004 its reverse (4003403212), we get a palindrome (6126446216).

The spelling of 2123043004 in words is "two billion, one hundred twenty-three million, forty-three thousand, four".