5123905823 has 2 divisors, whose sum is σ = 5123905824. Its totient is φ = 5123905822.

The previous prime is 5123905763. The next prime is 5123905847. The reversal of 5123905823 is 3285093215.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5123905823 - 2¹⁶ = 5123840287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5123905873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2561952911 + 2561952912.

It is an arithmetic number, because the mean of its divisors is an integer number (2561952912).

Almost surely, 2^5123905823 is an apocalyptic number.

5123905823 is a deficient number, since it is larger than the sum of its proper divisors (1).

5123905823 is an equidigital number, since it uses as much as digits as its factorization.

5123905823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 5123905823 is about 71581.4628447896. The cubic root of 5123905823 is about 1723.9859135724.

The spelling of 5123905823 in words is "five billion, one hundred twenty-three million, nine hundred five thousand, eight hundred twenty-three".