9063978257 has 2 divisors, whose sum is σ = 9063978258. Its totient is φ = 9063978256.

The previous prime is 9063978229. The next prime is 9063978269. The reversal of 9063978257 is 7528793609.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8839008256 + 224970001 = 94016^2 + 14999^2 .

It is a cyclic number.

It is not a de Polignac number, because 9063978257 - 2⁶ = 9063978193 is a prime.

It is not a weakly prime, because it can be changed into another prime (9063978277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4531989128 + 4531989129.

It is an arithmetic number, because the mean of its divisors is an integer number (4531989129).

Almost surely, 2^9063978257 is an apocalyptic number.

It is an amenable number.

9063978257 is a deficient number, since it is larger than the sum of its proper divisors (1).

9063978257 is an equidigital number, since it uses as much as digits as its factorization.

9063978257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5715360, while the sum is 56.

The square root of 9063978257 is about 95204.9276928458. The cubic root of 9063978257 is about 2085.0010836026.

The spelling of 9063978257 in words is "nine billion, sixty-three million, nine hundred seventy-eight thousand, two hundred fifty-seven".