63311241 has 16 divisors (see below), whose sum is σ = 96641408. Its totient is φ = 36115200.

The previous prime is 63311239. The next prime is 63311279. The reversal of 63311241 is 14211336.

It is not a de Polignac number, because 63311241 - 2¹ = 63311239 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63313241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11601 + ... + 16161.

It is an arithmetic number, because the mean of its divisors is an integer number (6040088).

Almost surely, 2^63311241 is an apocalyptic number.

It is an amenable number.

63311241 is a deficient number, since it is larger than the sum of its proper divisors (33330167).

63311241 is a wasteful number, since it uses less digits than its factorization.

63311241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5232.

The product of its digits is 432, while the sum is 21.

The square root of 63311241 is about 7956.8361174527. The cubic root of 63311241 is about 398.5599069688.

Adding to 63311241 its reverse (14211336), we get a palindrome (77522577).

The spelling of 63311241 in words is "sixty-three million, three hundred eleven thousand, two hundred forty-one".