63441911 has 4 divisors (see below), whose sum is σ = 68322072. Its totient is φ = 58561752.

The previous prime is 63441871. The next prime is 63441941. The reversal of 63441911 is 11914436.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63441911 - 2¹⁰ = 63440887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63441941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2440061 + ... + 2440086.

It is an arithmetic number, because the mean of its divisors is an integer number (17080518).

Almost surely, 2^63441911 is an apocalyptic number.

63441911 is a deficient number, since it is larger than the sum of its proper divisors (4880161).

63441911 is a wasteful number, since it uses less digits than its factorization.

63441911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4880160.

The product of its digits is 2592, while the sum is 29.

The square root of 63441911 is about 7965.0430632860. The cubic root of 63441911 is about 398.8339185216.

The spelling of 63441911 in words is "sixty-three million, four hundred forty-one thousand, nine hundred eleven".