545122142 has 8 divisors (see below), whose sum is σ = 837626832. Its totient is φ = 265913200.

The previous prime is 545122139. The next prime is 545122159. The reversal of 545122142 is 241221545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3323834 + ... + 3323997.

It is an arithmetic number, because the mean of its divisors is an integer number (104703354).

Almost surely, 2^545122142 is an apocalyptic number.

545122142 is a deficient number, since it is larger than the sum of its proper divisors (292504690).

545122142 is a wasteful number, since it uses less digits than its factorization.

545122142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6647874.

The product of its digits is 3200, while the sum is 26.

The square root of 545122142 is about 23347.8509075247. The cubic root of 545122142 is about 816.8919334888.

Adding to 545122142 its reverse (241221545), we get a palindrome (786343687).

The spelling of 545122142 in words is "five hundred forty-five million, one hundred twenty-two thousand, one hundred forty-two".