545323214 has 4 divisors (see below), whose sum is σ = 817984824. Its totient is φ = 272661606.

The previous prime is 545323189. The next prime is 545323243. The reversal of 545323214 is 412323545.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136330802 + ... + 136330805.

It is an arithmetic number, because the mean of its divisors is an integer number (204496206).

Almost surely, 2^545323214 is an apocalyptic number.

545323214 is a deficient number, since it is larger than the sum of its proper divisors (272661610).

545323214 is a wasteful number, since it uses less digits than its factorization.

545323214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272661609.

The product of its digits is 14400, while the sum is 29.

The square root of 545323214 is about 23352.1565171185. The cubic root of 545323214 is about 816.9923598526.

Adding to 545323214 its reverse (412323545), we get a palindrome (957646759).

The spelling of 545323214 in words is "five hundred forty-five million, three hundred twenty-three thousand, two hundred fourteen".