53343642953 has 2 divisors, whose sum is σ = 53343642954. Its totient is φ = 53343642952.

The previous prime is 53343642881. The next prime is 53343642977. The reversal of 53343642953 is 35924634335.

It is a happy number.

53343642953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43063305289 + 10280337664 = 207517^2 + 101392^2 .

It is a cyclic number.

It is not a de Polignac number, because 53343642953 - 2¹² = 53343638857 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 53343642898 and 53343642907.

It is not a weakly prime, because it can be changed into another prime (53343672953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26671821476 + 26671821477.

It is an arithmetic number, because the mean of its divisors is an integer number (26671821477).

Almost surely, 2^53343642953 is an apocalyptic number.

It is an amenable number.

53343642953 is a deficient number, since it is larger than the sum of its proper divisors (1).

53343642953 is an equidigital number, since it uses as much as digits as its factorization.

53343642953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3499200, while the sum is 47.

The spelling of 53343642953 in words is "fifty-three billion, three hundred forty-three million, six hundred forty-two thousand, nine hundred fifty-three".