63016061 has 8 divisors (see below), whose sum is σ = 63765240. Its totient is φ = 62270208.

The previous prime is 63016039. The next prime is 63016073. The reversal of 63016061 is 16061036.

It can be written as a sum of positive squares in 4 ways, for example, as 511225 + 62504836 = 715^2 + 7906^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 63016061 - 2¹⁸ = 62753917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63016091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66785 + ... + 67721.

It is an arithmetic number, because the mean of its divisors is an integer number (7970655).

Almost surely, 2^63016061 is an apocalyptic number.

It is an amenable number.

63016061 is a deficient number, since it is larger than the sum of its proper divisors (749179).

63016061 is a wasteful number, since it uses less digits than its factorization.

63016061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1663.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 63016061 is about 7938.2656166193. The cubic root of 63016061 is about 397.9395314816.

Adding to 63016061 its reverse (16061036), we get a palindrome (79077097).

The spelling of 63016061 in words is "sixty-three million, sixteen thousand, sixty-one".