63059281 has 2 divisors, whose sum is σ = 63059282. Its totient is φ = 63059280.

The previous prime is 63059267. The next prime is 63059287. The reversal of 63059281 is 18295036.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56010256 + 7049025 = 7484^2 + 2655^2 .

It is a cyclic number.

It is not a de Polignac number, because 63059281 - 2¹³ = 63051089 is a prime.

It is a super-2 number, since 2×63059281² = 7952945840473922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (63059287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31529640 + 31529641.

It is an arithmetic number, because the mean of its divisors is an integer number (31529641).

Almost surely, 2^63059281 is an apocalyptic number.

It is an amenable number.

63059281 is a deficient number, since it is larger than the sum of its proper divisors (1).

63059281 is an equidigital number, since it uses as much as digits as its factorization.

63059281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 63059281 is about 7940.9874071176. The cubic root of 63059281 is about 398.0304872145.

The spelling of 63059281 in words is "sixty-three million, fifty-nine thousand, two hundred eighty-one".