54640241 has 2 divisors, whose sum is σ = 54640242. Its totient is φ = 54640240.

The previous prime is 54640217. The next prime is 54640253. The reversal of 54640241 is 14204645.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30913600 + 23726641 = 5560^2 + 4871^2 .

It is a cyclic number.

It is not a de Polignac number, because 54640241 - 2⁶ = 54640177 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54640241.

It is not a weakly prime, because it can be changed into another prime (54640141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27320120 + 27320121.

It is an arithmetic number, because the mean of its divisors is an integer number (27320121).

Almost surely, 2^54640241 is an apocalyptic number.

It is an amenable number.

54640241 is a deficient number, since it is larger than the sum of its proper divisors (1).

54640241 is an equidigital number, since it uses as much as digits as its factorization.

54640241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 54640241 is about 7391.9037466677. The cubic root of 54640241 is about 379.4642519487.

Adding to 54640241 its reverse (14204645), we get a palindrome (68844886).

The spelling of 54640241 in words is "fifty-four million, six hundred forty thousand, two hundred forty-one".