63288947 has 2 divisors, whose sum is σ = 63288948. Its totient is φ = 63288946.

The previous prime is 63288919. The next prime is 63288989. The reversal of 63288947 is 74988236.

63288947 is nontrivially palindromic in base 8.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63288947 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (63288917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31644473 + 31644474.

It is an arithmetic number, because the mean of its divisors is an integer number (31644474).

Almost surely, 2^63288947 is an apocalyptic number.

63288947 is a deficient number, since it is larger than the sum of its proper divisors (1).

63288947 is an equidigital number, since it uses as much as digits as its factorization.

63288947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 47.

The square root of 63288947 is about 7955.4350603848. The cubic root of 63288947 is about 398.5131193969.

The spelling of 63288947 in words is "sixty-three million, two hundred eighty-eight thousand, nine hundred forty-seven".