545442130 has 32 divisors (see below), whose sum is σ = 1004690304. Its totient is φ = 213146496.

The previous prime is 545442103. The next prime is 545442187. The reversal of 545442130 is 31244545.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74619 + ... + 81601.

It is an arithmetic number, because the mean of its divisors is an integer number (31396572).

Almost surely, 2^545442130 is an apocalyptic number.

545442130 is a deficient number, since it is larger than the sum of its proper divisors (459248174).

545442130 is a wasteful number, since it uses less digits than its factorization.

545442130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7170.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 545442130 is about 23354.7025243312. The cubic root of 545442130 is about 817.0517413960.

Adding to 545442130 its reverse (31244545), we get a palindrome (576686675).

The spelling of 545442130 in words is "five hundred forty-five million, four hundred forty-two thousand, one hundred thirty".