63412061 has 2 divisors, whose sum is σ = 63412062. Its totient is φ = 63412060.

The previous prime is 63412051. The next prime is 63412073. The reversal of 63412061 is 16021436.

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., 34456900 + 28955161 = 5870^2 + 5381^2 .

It is a cyclic number.

It is not a de Polignac number, because 63412061 - 2²² = 59217757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63412021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31706030 + 31706031.

It is an arithmetic number, because the mean of its divisors is an integer number (31706031).

Almost surely, 2^63412061 is an apocalyptic number.

It is an amenable number.

63412061 is a deficient number, since it is larger than the sum of its proper divisors (1).

63412061 is an equidigital number, since it uses as much as digits as its factorization.

63412061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 63412061 is about 7963.1690299780. The cubic root of 63412061 is about 398.7713570385.

Adding to 63412061 its reverse (16021436), we get a palindrome (79433497).

The spelling of 63412061 in words is "sixty-three million, four hundred twelve thousand, sixty-one".