545143425 has 24 divisors (see below), whose sum is σ = 918316224. Its totient is φ = 285255360.

The previous prime is 545143409. The next prime is 545143439. The reversal of 545143425 is 524341545.

It is not a de Polignac number, because 545143425 - 2⁴ = 545143409 is a prime.

It is a Curzon number.

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 23 ways as a sum of consecutive naturals, for example, 64597 + ... + 72546.

It is an arithmetic number, because the mean of its divisors is an integer number (38263176).

Almost surely, 2^545143425 is an apocalyptic number.

It is an amenable number.

545143425 is a deficient number, since it is larger than the sum of its proper divisors (373172799).

545143425 is a wasteful number, since it uses less digits than its factorization.

545143425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137209 (or 137204 counting only the distinct ones).

The product of its digits is 48000, while the sum is 33.

The square root of 545143425 is about 23348.3066837833. The cubic root of 545143425 is about 816.9025645526.

The spelling of 545143425 in words is "five hundred forty-five million, one hundred forty-three thousand, four hundred twenty-five".