2123053404 has 24 divisors (see below), whose sum is σ = 5037755520. Its totient is φ = 695689584.

The previous prime is 2123053393. The next prime is 2123053409. The reversal of 2123053404 is 4043503212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123053409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1498624 + ... + 1500039.

It is an arithmetic number, because the mean of its divisors is an integer number (209906480).

Almost surely, 2^2123053404 is an apocalyptic number.

It is an amenable number.

2123053404 is an abundant number, since it is smaller than the sum of its proper divisors (2914702116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2123053404 is a wasteful number, since it uses less digits than its factorization.

2123053404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2998729 (or 2998727 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 2123053404 is about 46076.6036508769. The cubic root of 2123053404 is about 1285.2481070482.

Adding to 2123053404 its reverse (4043503212), we get a palindrome (6166556616).

It can be divided in two parts, 21 and 23053404, that multiplied together give a palindrome (484121484).

The spelling of 2123053404 in words is "two billion, one hundred twenty-three million, fifty-three thousand, four hundred four".