63257075243 has 2 divisors, whose sum is σ = 63257075244. Its totient is φ = 63257075242.

The previous prime is 63257075113. The next prime is 63257075249. The reversal of 63257075243 is 34257075236.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63257075243 - 2¹⁰ = 63257074219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63257075194 and 63257075203.

It is not a weakly prime, because it can be changed into another prime (63257075249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31628537621 + 31628537622.

It is an arithmetic number, because the mean of its divisors is an integer number (31628537622).

Almost surely, 2^63257075243 is an apocalyptic number.

63257075243 is a deficient number, since it is larger than the sum of its proper divisors (1).

63257075243 is an equidigital number, since it uses as much as digits as its factorization.

63257075243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1058400, while the sum is 44.

The spelling of 63257075243 in words is "sixty-three billion, two hundred fifty-seven million, seventy-five thousand, two hundred forty-three".