5209740953 has 2 divisors, whose sum is σ = 5209740954. Its totient is φ = 5209740952.

The previous prime is 5209740937. The next prime is 5209740959. The reversal of 5209740953 is 3590479025.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5205911104 + 3829849 = 72152^2 + 1957^2 .

It is a cyclic number.

It is not a de Polignac number, because 5209740953 - 2⁴ = 5209740937 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 (5209740959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2604870476 + 2604870477.

It is an arithmetic number, because the mean of its divisors is an integer number (2604870477).

Almost surely, 2^5209740953 is an apocalyptic number.

It is an amenable number.

5209740953 is a deficient number, since it is larger than the sum of its proper divisors (1).

5209740953 is an equidigital number, since it uses as much as digits as its factorization.

5209740953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 340200, while the sum is 44.

The square root of 5209740953 is about 72178.5352649941. The cubic root of 5209740953 is about 1733.5593300453.

The spelling of 5209740953 in words is "five billion, two hundred nine million, seven hundred forty thousand, nine hundred fifty-three".