53718541 has 2 divisors, whose sum is σ = 53718542. Its totient is φ = 53718540.

The previous prime is 53718479. The next prime is 53718557. The reversal of 53718541 is 14581735.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46717225 + 7001316 = 6835^2 + 2646^2 .

It is a cyclic number.

It is not a de Polignac number, because 53718541 - 2¹¹ = 53716493 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53718497 and 53718506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53718571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26859270 + 26859271.

It is an arithmetic number, because the mean of its divisors is an integer number (26859271).

Almost surely, 2^53718541 is an apocalyptic number.

It is an amenable number.

53718541 is a deficient number, since it is larger than the sum of its proper divisors (1).

53718541 is an equidigital number, since it uses as much as digits as its factorization.

53718541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16800, while the sum is 34.

The square root of 53718541 is about 7329.2933492936. The cubic root of 53718541 is about 377.3184741915.

The spelling of 53718541 in words is "fifty-three million, seven hundred eighteen thousand, five hundred forty-one".