3140321305 has 16 divisors (see below), whose sum is σ = 4117034304. Its totient is φ = 2280498880.

The previous prime is 3140321269. The next prime is 3140321321. The reversal of 3140321305 is 5031230413.

It is not a de Polignac number, because 3140321305 - 2¹⁷ = 3140190233 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4234 + ... + 79363.

It is an arithmetic number, because the mean of its divisors is an integer number (257314644).

Almost surely, 2^3140321305 is an apocalyptic number.

It is an amenable number.

3140321305 is a deficient number, since it is larger than the sum of its proper divisors (976712999).

3140321305 is a wasteful number, since it uses less digits than its factorization.

3140321305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84296.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 3140321305 is about 56038.5697979526. The cubic root of 3140321305 is about 1464.3942958443.

Adding to 3140321305 its reverse (5031230413), we get a palindrome (8171551718).

The spelling of 3140321305 in words is "three billion, one hundred forty million, three hundred twenty-one thousand, three hundred five".