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53553271 is a prime number
BaseRepresentation
bin1100110001001…
…0100001110111
310201202210021111
43030102201313
5102202201041
65151455451
71220123662
oct314224167
9121683244
1053553271
1128258402
1215b27587
13b130835
1471806d9
154a7c981
hex3312877

53553271 has 2 divisors, whose sum is σ = 53553272. Its totient is φ = 53553270.

The previous prime is 53553217. The next prime is 53553287. The reversal of 53553271 is 17235535.

53553271 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (53553217) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-53553271 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53553371) 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, 26776635 + 26776636.

It is an arithmetic number, because the mean of its divisors is an integer number (26776636).

Almost surely, 253553271 is an apocalyptic number.

53553271 is a deficient number, since it is larger than the sum of its proper divisors (1).

53553271 is an equidigital number, since it uses as much as digits as its factorization.

53553271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15750, while the sum is 31.

The square root of 53553271 is about 7318.0100437209. The cubic root of 53553271 is about 376.9311250933.

It can be divided in two parts, 53553 and 271, that added together give a square (53824 = 2322).

The spelling of 53553271 in words is "fifty-three million, five hundred fifty-three thousand, two hundred seventy-one".