63116849 has 2 divisors, whose sum is σ = 63116850. Its totient is φ = 63116848.

The previous prime is 63116831. The next prime is 63116861. The reversal of 63116849 is 94861136.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63091249 + 25600 = 7943^2 + 160^2 .

It is a cyclic number.

It is not a de Polignac number, because 63116849 - 2⁸ = 63116593 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (63112849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31558424 + 31558425.

It is an arithmetic number, because the mean of its divisors is an integer number (31558425).

Almost surely, 2^63116849 is an apocalyptic number.

It is an amenable number.

63116849 is a deficient number, since it is larger than the sum of its proper divisors (1).

63116849 is an equidigital number, since it uses as much as digits as its factorization.

63116849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 38.

The square root of 63116849 is about 7944.6113183717. The cubic root of 63116849 is about 398.1515735396.

The spelling of 63116849 in words is "sixty-three million, one hundred sixteen thousand, eight hundred forty-nine".