63541207 has 4 divisors (see below), whose sum is σ = 63566680. Its totient is φ = 63515736.

The previous prime is 63541183. The next prime is 63541211. The reversal of 63541207 is 70214536.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63541207 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 (63541607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8532 + ... + 14137.

It is an arithmetic number, because the mean of its divisors is an integer number (15891670).

Almost surely, 2^63541207 is an apocalyptic number.

63541207 is a deficient number, since it is larger than the sum of its proper divisors (25473).

63541207 is a wasteful number, since it uses less digits than its factorization.

63541207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25472.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 63541207 is about 7971.2738630661. The cubic root of 63541207 is about 399.0418881365.

The spelling of 63541207 in words is "sixty-three million, five hundred forty-one thousand, two hundred seven".