545021335 has 4 divisors (see below), whose sum is σ = 654025608. Its totient is φ = 436017064.

The previous prime is 545021249. The next prime is 545021339. The reversal of 545021335 is 533120545.

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

It is a cyclic number.

It is not a de Polignac number, because 545021335 - 2⁹ = 545020823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545021339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54502129 + ... + 54502138.

It is an arithmetic number, because the mean of its divisors is an integer number (163506402).

Almost surely, 2^545021335 is an apocalyptic number.

545021335 is a deficient number, since it is larger than the sum of its proper divisors (109004273).

545021335 is a wasteful number, since it uses less digits than its factorization.

545021335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109004272.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 545021335 is about 23345.6920008810. The cubic root of 545021335 is about 816.8415756605.

The spelling of 545021335 in words is "five hundred forty-five million, twenty-one thousand, three hundred thirty-five".