545450229 has 6 divisors (see below), whose sum is σ = 787872566. Its totient is φ = 363633480.

The previous prime is 545450201. The next prime is 545450237. The reversal of 545450229 is 922054545.

It can be written as a sum of positive squares in only one way, i.e., 499522500 + 45927729 = 22350^2 + 6777^2 .

It is not a de Polignac number, because 545450229 - 2¹² = 545446133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 545450193 and 545450202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545450029) 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 in 5 ways as a sum of consecutive naturals, for example, 30302782 + ... + 30302799.

Almost surely, 2^545450229 is an apocalyptic number.

It is an amenable number.

545450229 is a deficient number, since it is larger than the sum of its proper divisors (242422337).

545450229 is a wasteful number, since it uses less digits than its factorization.

545450229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60605587 (or 60605584 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 545450229 is about 23354.8759148919. The cubic root of 545450229 is about 817.0557853749.

The spelling of 545450229 in words is "five hundred forty-five million, four hundred fifty thousand, two hundred twenty-nine".