55050253 has 2 divisors, whose sum is σ = 55050254. Its totient is φ = 55050252.

The previous prime is 55050217. The next prime is 55050257. The reversal of 55050253 is 35205055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39980329 + 15069924 = 6323^2 + 3882^2 .

It is a cyclic number.

It is not a de Polignac number, because 55050253 - 2¹³ = 55042061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55050257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27525126 + 27525127.

It is an arithmetic number, because the mean of its divisors is an integer number (27525127).

Almost surely, 2^55050253 is an apocalyptic number.

It is an amenable number.

55050253 is a deficient number, since it is larger than the sum of its proper divisors (1).

55050253 is an equidigital number, since it uses as much as digits as its factorization.

55050253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3750, while the sum is 25.

The square root of 55050253 is about 7419.5857701087. The cubic root of 55050253 is about 380.4110349213.

The spelling of 55050253 in words is "fifty-five million, fifty thousand, two hundred fifty-three".