2453124021 has 16 divisors (see below), whose sum is σ = 3464333568. Its totient is φ = 1538726400.

The previous prime is 2453124019. The next prime is 2453124059. The reversal of 2453124021 is 1204213542.

It is not a de Polignac number, because 2453124021 - 2¹ = 2453124019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2453123982 and 2453124000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2453124001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221076 + ... + 231906.

It is an arithmetic number, because the mean of its divisors is an integer number (216520848).

Almost surely, 2^2453124021 is an apocalyptic number.

It is an amenable number.

2453124021 is a deficient number, since it is larger than the sum of its proper divisors (1011209547).

2453124021 is a wasteful number, since it uses less digits than its factorization.

2453124021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15292.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 2453124021 is about 49529.0220073040. The cubic root of 2453124021 is about 1348.6724986167.

Adding to 2453124021 its reverse (1204213542), we get a palindrome (3657337563).

The spelling of 2453124021 in words is "two billion, four hundred fifty-three million, one hundred twenty-four thousand, twenty-one".