55273529 has 2 divisors, whose sum is σ = 55273530. Its totient is φ = 55273528.

The previous prime is 55273499. The next prime is 55273583. The reversal of 55273529 is 92537255.

55273529 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48330304 + 6943225 = 6952^2 + 2635^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55273529 is a prime.

It is a super-2 number, since 2×55273529² = 6110326016227682, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55273492 and 55273501.

It is not a weakly prime, because it can be changed into another prime (55273129) 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, 27636764 + 27636765.

It is an arithmetic number, because the mean of its divisors is an integer number (27636765).

Almost surely, 2^55273529 is an apocalyptic number.

It is an amenable number.

55273529 is a deficient number, since it is larger than the sum of its proper divisors (1).

55273529 is an equidigital number, since it uses as much as digits as its factorization.

55273529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 94500, while the sum is 38.

The square root of 55273529 is about 7434.6169370049. The cubic root of 55273529 is about 380.9246388699.

The spelling of 55273529 in words is "fifty-five million, two hundred seventy-three thousand, five hundred twenty-nine".