545421314 has 4 divisors (see below), whose sum is σ = 818131974. Its totient is φ = 272710656.

The previous prime is 545421307. The next prime is 545421337. The reversal of 545421314 is 413124545.

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

It can be written as a sum of positive squares in only one way, i.e., 362712025 + 182709289 = 19045^2 + 13517^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136355327 + ... + 136355330.

Almost surely, 2^545421314 is an apocalyptic number.

545421314 is a deficient number, since it is larger than the sum of its proper divisors (272710660).

545421314 is a wasteful number, since it uses less digits than its factorization.

545421314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272710659.

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

The square root of 545421314 is about 23354.2568710717. The cubic root of 545421314 is about 817.0413474028.

Adding to 545421314 its reverse (413124545), we get a palindrome (958545859).

The spelling of 545421314 in words is "five hundred forty-five million, four hundred twenty-one thousand, three hundred fourteen".