663252743 has 2 divisors, whose sum is σ = 663252744. Its totient is φ = 663252742.

The previous prime is 663252727. The next prime is 663252803. The reversal of 663252743 is 347252366.

It is a happy number.

663252743 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 663252743 - 2⁴ = 663252727 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 663252697 and 663252706.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (663212743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331626371 + 331626372.

It is an arithmetic number, because the mean of its divisors is an integer number (331626372).

Almost surely, 2^663252743 is an apocalyptic number.

663252743 is a deficient number, since it is larger than the sum of its proper divisors (1).

663252743 is an equidigital number, since it uses as much as digits as its factorization.

663252743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 38.

The square root of 663252743 is about 25753.6937739036. The cubic root of 663252743 is about 872.0867435907.

The spelling of 663252743 in words is "six hundred sixty-three million, two hundred fifty-two thousand, seven hundred forty-three".