545323130 has 16 divisors (see below), whose sum is σ = 1070816544. Its totient is φ = 198299280.

The previous prime is 545323111. The next prime is 545323133. The reversal of 545323130 is 31323545.

It is a super-2 number, since 2×545323130² = 594754632225993800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 545323130.

It is not an unprimeable number, because it can be changed into a prime (545323133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2478632 + ... + 2478851.

It is an arithmetic number, because the mean of its divisors is an integer number (66926034).

Almost surely, 2^545323130 is an apocalyptic number.

545323130 is a deficient number, since it is larger than the sum of its proper divisors (525493414).

545323130 is a wasteful number, since it uses less digits than its factorization.

545323130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4957501.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 545323130 is about 23352.1547185693. The cubic root of 545323130 is about 816.9923179035.

Adding to 545323130 its reverse (31323545), we get a palindrome (576646675).

The spelling of 545323130 in words is "five hundred forty-five million, three hundred twenty-three thousand, one hundred thirty".