4320545311 has 4 divisors (see below), whose sum is σ = 4320900472. Its totient is φ = 4320190152.

The previous prime is 4320545303. The next prime is 4320545347. The reversal of 4320545311 is 1135450234.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1135450234 = 2 ⋅567725117.

It is a cyclic number.

It is not a de Polignac number, because 4320545311 - 2³ = 4320545303 is a prime.

It is a super-2 number, since 2×4320545311² = 37334223568808173442, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4320545311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4320545351) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 158661 + ... + 183886.

It is an arithmetic number, because the mean of its divisors is an integer number (1080225118).

Almost surely, 2^4320545311 is an apocalyptic number.

4320545311 is a deficient number, since it is larger than the sum of its proper divisors (355161).

4320545311 is a wasteful number, since it uses less digits than its factorization.

4320545311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355160.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 4320545311 is about 65730.8550910453. The cubic root of 4320545311 is about 1628.7190949341.

Adding to 4320545311 its reverse (1135450234), we get a palindrome (5455995545).

The spelling of 4320545311 in words is "four billion, three hundred twenty million, five hundred forty-five thousand, three hundred eleven".