63477541 has 4 divisors (see below), whose sum is σ = 67211532. Its totient is φ = 59743552.

The previous prime is 63477529. The next prime is 63477563. The reversal of 63477541 is 14577436.

63477541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 23522500 + 39955041 = 4850^2 + 6321^2 .

It is a cyclic number.

It is not a de Polignac number, because 63477541 - 2⁵ = 63477509 is a prime.

It is a super-2 number, since 2×63477541² = 8058796422813362, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 63477541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63477511) 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 3 ways as a sum of consecutive naturals, for example, 1866970 + ... + 1867003.

It is an arithmetic number, because the mean of its divisors is an integer number (16802883).

Almost surely, 2^63477541 is an apocalyptic number.

It is an amenable number.

63477541 is a deficient number, since it is larger than the sum of its proper divisors (3733991).

63477541 is a wasteful number, since it uses less digits than its factorization.

63477541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3733990.

The product of its digits is 70560, while the sum is 37.

The square root of 63477541 is about 7967.2793976363. The cubic root of 63477541 is about 398.9085684013.

The spelling of 63477541 in words is "sixty-three million, four hundred seventy-seven thousand, five hundred forty-one".