545051428 has 12 divisors (see below), whose sum is σ = 954491020. Its totient is φ = 272339712.

The previous prime is 545051413. The next prime is 545051443. The reversal of 545051428 is 824150545.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (545051413) and next prime (545051443).

It can be written as a sum of positive squares in 2 ways, for example, as 65966884 + 479084544 = 8122^2 + 21888^2 .

It is a junction number, because it is equal to n+sod(n) for n = 545051393 and 545051402.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 39801 + ... + 51712.

Almost surely, 2^545051428 is an apocalyptic number.

It is an amenable number.

545051428 is a deficient number, since it is larger than the sum of its proper divisors (409439592).

545051428 is a wasteful number, since it uses less digits than its factorization.

545051428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93006 (or 93004 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 34.

The square root of 545051428 is about 23346.3365006161. The cubic root of 545051428 is about 816.8566091766.

The spelling of 545051428 in words is "five hundred forty-five million, fifty-one thousand, four hundred twenty-eight".