2124257393 has 2 divisors, whose sum is σ = 2124257394. Its totient is φ = 2124257392.

The previous prime is 2124257383. The next prime is 2124257407. The reversal of 2124257393 is 3937524212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1322631424 + 801625969 = 36368^2 + 28313^2 .

It is a cyclic number.

It is not a de Polignac number, because 2124257393 - 2⁸ = 2124257137 is a prime.

It is not a weakly prime, because it can be changed into another prime (2124257383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062128696 + 1062128697.

It is an arithmetic number, because the mean of its divisors is an integer number (1062128697).

Almost surely, 2^2124257393 is an apocalyptic number.

It is an amenable number.

2124257393 is a deficient number, since it is larger than the sum of its proper divisors (1).

2124257393 is an equidigital number, since it uses as much as digits as its factorization.

2124257393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 38.

The square root of 2124257393 is about 46089.6668788135. Note that the first 3 decimals coincide. The cubic root of 2124257393 is about 1285.4910169622.

The spelling of 2124257393 in words is "two billion, one hundred twenty-four million, two hundred fifty-seven thousand, three hundred ninety-three".