63000061 has 2 divisors, whose sum is σ = 63000062. Its totient is φ = 63000060.

The previous prime is 63000043. The next prime is 63000083. The reversal of 63000061 is 16000036.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62647225 + 352836 = 7915^2 + 594^2 .

It is a cyclic number.

It is not a de Polignac number, because 63000061 - 2⁹ = 62999549 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 62999999 and 63000044.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63000361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31500030 + 31500031.

It is an arithmetic number, because the mean of its divisors is an integer number (31500031).

Almost surely, 2^63000061 is an apocalyptic number.

It is an amenable number.

63000061 is a deficient number, since it is larger than the sum of its proper divisors (1).

63000061 is an equidigital number, since it uses as much as digits as its factorization.

63000061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 63000061 is about 7937.2577758317. The cubic root of 63000061 is about 397.9058492142.

Adding to 63000061 its reverse (16000036), we get a palindrome (79000097).

The spelling of 63000061 in words is "sixty-three million, sixty-one", and thus it is an aban number and an uban number.