53561241 has 12 divisors (see below), whose sum is σ = 77438868. Its totient is φ = 35673984.

The previous prime is 53561201. The next prime is 53561243. The reversal of 53561241 is 14216535.

53561241 is a `hidden beast` number, since 5 + 3 + 5 + 612 + 41 = 666.

53561241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 18455616 + 35105625 = 4296^2 + 5925^2 .

It is not a de Polignac number, because 53561241 - 2⁶ = 53561177 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (53561243) 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 11 ways as a sum of consecutive naturals, for example, 10821 + ... + 14973.

It is an arithmetic number, because the mean of its divisors is an integer number (6453239).

Almost surely, 2^53561241 is an apocalyptic number.

It is an amenable number.

53561241 is a deficient number, since it is larger than the sum of its proper divisors (23877627).

53561241 is a wasteful number, since it uses less digits than its factorization.

53561241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5592 (or 5589 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 53561241 is about 7318.5545704053. The cubic root of 53561241 is about 376.9498229368.

Adding to 53561241 its reverse (14216535), we get a palindrome (67777776).

It can be divided in two parts, 535 and 61241, that added together give a triangular number (61776 = T₃₅₁).

The spelling of 53561241 in words is "fifty-three million, five hundred sixty-one thousand, two hundred forty-one".