545134214 has 4 divisors (see below), whose sum is σ = 817701324. Its totient is φ = 272567106.

The previous prime is 545134193. The next prime is 545134243. The reversal of 545134214 is 412431545.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×545134214² = 594342622546795592, which contains 22 as substring.

It is a congruent 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 as a sum of consecutive naturals, namely, 136283552 + ... + 136283555.

It is an arithmetic number, because the mean of its divisors is an integer number (204425331).

Almost surely, 2^545134214 is an apocalyptic number.

545134214 is a deficient number, since it is larger than the sum of its proper divisors (272567110).

545134214 is a wasteful number, since it uses less digits than its factorization.

545134214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272567109.

The product of its digits is 9600, while the sum is 29.

The square root of 545134214 is about 23348.1094309582. The cubic root of 545134214 is about 816.8979636032.

Adding to 545134214 its reverse (412431545), we get a palindrome (957565759).

The spelling of 545134214 in words is "five hundred forty-five million, one hundred thirty-four thousand, two hundred fourteen".