2123524393 has 2 divisors, whose sum is σ = 2123524394. Its totient is φ = 2123524392.

The previous prime is 2123524339. The next prime is 2123524453. The reversal of 2123524393 is 3934253212.

Together with previous prime (2123524339) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2112045849 + 11478544 = 45957^2 + 3388^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2123524393 is a prime.

It is not a weakly prime, because it can be changed into another prime (2123524093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061762196 + 1061762197.

It is an arithmetic number, because the mean of its divisors is an integer number (1061762197).

Almost surely, 2^2123524393 is an apocalyptic number.

It is an amenable number.

2123524393 is a deficient number, since it is larger than the sum of its proper divisors (1).

2123524393 is an equidigital number, since it uses as much as digits as its factorization.

2123524393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 34.

The square root of 2123524393 is about 46081.7143018790. The cubic root of 2123524393 is about 1285.3431420202.

The spelling of 2123524393 in words is "two billion, one hundred twenty-three million, five hundred twenty-four thousand, three hundred ninety-three".