545023042 has 16 divisors (see below), whose sum is σ = 882498240. Its totient is φ = 251674192.

The previous prime is 545023021. The next prime is 545023093. The reversal of 545023042 is 240320545.

It is a junction number, because it is equal to n+sod(n) for n = 545022998 and 545023016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202948 + ... + 205615.

It is an arithmetic number, because the mean of its divisors is an integer number (55156140).

Almost surely, 2^545023042 is an apocalyptic number.

545023042 is a deficient number, since it is larger than the sum of its proper divisors (337475198).

545023042 is a wasteful number, since it uses less digits than its factorization.

545023042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408617.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 545023042 is about 23345.7285600600. The cubic root of 545023042 is about 816.8424284388.

Adding to 545023042 its reverse (240320545), we get a palindrome (785343587).

The spelling of 545023042 in words is "five hundred forty-five million, twenty-three thousand, forty-two".