63113287 has 2 divisors, whose sum is σ = 63113288. Its totient is φ = 63113286.

The previous prime is 63113273. The next prime is 63113291. The reversal of 63113287 is 78231136.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63113287 - 2²³ = 54724679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63113887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31556643 + 31556644.

It is an arithmetic number, because the mean of its divisors is an integer number (31556644).

Almost surely, 2^63113287 is an apocalyptic number.

63113287 is a deficient number, since it is larger than the sum of its proper divisors (1).

63113287 is an equidigital number, since it uses as much as digits as its factorization.

63113287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 31.

The square root of 63113287 is about 7944.3871380995. The cubic root of 63113287 is about 398.1440835027.

The spelling of 63113287 in words is "sixty-three million, one hundred thirteen thousand, two hundred eighty-seven".