247203928063 has 2 divisors, whose sum is σ = 247203928064. Its totient is φ = 247203928062.

The previous prime is 247203928051. The next prime is 247203928177. The reversal of 247203928063 is 360829302742.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 247203928063 - 2⁵ = 247203928031 is a prime.

It is a super-2 number, since 2×247203928063² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (247203928043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123601964031 + 123601964032.

It is an arithmetic number, because the mean of its divisors is an integer number (123601964032).

Almost surely, 2^247203928063 is an apocalyptic number.

247203928063 is a deficient number, since it is larger than the sum of its proper divisors (1).

247203928063 is an equidigital number, since it uses as much as digits as its factorization.

247203928063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 46.

The spelling of 247203928063 in words is "two hundred forty-seven billion, two hundred three million, nine hundred twenty-eight thousand, sixty-three".