63240923 has 2 divisors, whose sum is σ = 63240924. Its totient is φ = 63240922.

The previous prime is 63240913. The next prime is 63240973. The reversal of 63240923 is 32904236.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63240923 - 2¹⁰ = 63239899 is a prime.

It is not a weakly prime, because it can be changed into another prime (63240913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31620461 + 31620462.

It is an arithmetic number, because the mean of its divisors is an integer number (31620462).

Almost surely, 2^63240923 is an apocalyptic number.

63240923 is a deficient number, since it is larger than the sum of its proper divisors (1).

63240923 is an equidigital number, since it uses as much as digits as its factorization.

63240923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 63240923 is about 7952.4161737173. The cubic root of 63240923 is about 398.4122959108.

The spelling of 63240923 in words is "sixty-three million, two hundred forty thousand, nine hundred twenty-three".