5056123049 has 2 divisors, whose sum is σ = 5056123050. Its totient is φ = 5056123048.

The previous prime is 5056123027. The next prime is 5056123063. The reversal of 5056123049 is 9403216505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4207857424 + 848265625 = 64868^2 + 29125^2 .

It is a cyclic number.

It is not a de Polignac number, because 5056123049 - 2²⁰ = 5055074473 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (5056123099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2528061524 + 2528061525.

It is an arithmetic number, because the mean of its divisors is an integer number (2528061525).

Almost surely, 2^5056123049 is an apocalyptic number.

It is an amenable number.

5056123049 is a deficient number, since it is larger than the sum of its proper divisors (1).

5056123049 is an equidigital number, since it uses as much as digits as its factorization.

5056123049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 5056123049 is about 71106.4205891423. The cubic root of 5056123049 is about 1716.3500943163.

The spelling of 5056123049 in words is "five billion, fifty-six million, one hundred twenty-three thousand, forty-nine".