63511241 has 16 divisors (see below), whose sum is σ = 66749184. Its totient is φ = 60384384.

The previous prime is 63511237. The next prime is 63511249. The reversal of 63511241 is 14211536.

63511241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 63511241 - 2² = 63511237 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63511249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 367031 + ... + 367203.

It is an arithmetic number, because the mean of its divisors is an integer number (4171824).

Almost surely, 2^63511241 is an apocalyptic number.

It is an amenable number.

63511241 is a deficient number, since it is larger than the sum of its proper divisors (3237943).

63511241 is a wasteful number, since it uses less digits than its factorization.

63511241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400.

The product of its digits is 720, while the sum is 23.

The square root of 63511241 is about 7969.3940171132. The cubic root of 63511241 is about 398.9791489576.

Adding to 63511241 its reverse (14211536), we get a palindrome (77722777).

The spelling of 63511241 in words is "sixty-three million, five hundred eleven thousand, two hundred forty-one".