55253701 has 2 divisors, whose sum is σ = 55253702. Its totient is φ = 55253700.

The previous prime is 55253683. The next prime is 55253711. The reversal of 55253701 is 10735255.

55253701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54612100 + 641601 = 7390^2 + 801^2 .

It is a cyclic number.

It is not a de Polignac number, because 55253701 - 2⁵ = 55253669 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55253701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55253711) 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 as a sum of consecutive naturals, namely, 27626850 + 27626851.

It is an arithmetic number, because the mean of its divisors is an integer number (27626851).

Almost surely, 2^55253701 is an apocalyptic number.

It is an amenable number.

55253701 is a deficient number, since it is larger than the sum of its proper divisors (1).

55253701 is an equidigital number, since it uses as much as digits as its factorization.

55253701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5250, while the sum is 28.

The square root of 55253701 is about 7433.2833256913. The cubic root of 55253701 is about 380.8790843510.

Adding to 55253701 its reverse (10735255), we get a palindrome (65988956).

The spelling of 55253701 in words is "fifty-five million, two hundred fifty-three thousand, seven hundred one".