3141442321 has 4 divisors (see below), whose sum is σ = 3142422052. Its totient is φ = 3140462592.

The previous prime is 3141442267. The next prime is 3141442351. The reversal of 3141442321 is 1232441413.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1232441413 = 7 ⋅176063059.

It can be written as a sum of positive squares in 2 ways, for example, as 1897822096 + 1243620225 = 43564^2 + 35265^2 .

It is a cyclic number.

It is not a de Polignac number, because 3141442321 - 2⁷ = 3141442193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3141442351) 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, 485040 + ... + 491473.

It is an arithmetic number, because the mean of its divisors is an integer number (785605513).

Almost surely, 2^3141442321 is an apocalyptic number.

It is an amenable number.

3141442321 is a deficient number, since it is larger than the sum of its proper divisors (979731).

3141442321 is an equidigital number, since it uses as much as digits as its factorization.

3141442321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979730.

The product of its digits is 2304, while the sum is 25.

The square root of 3141442321 is about 56048.5710879412. The cubic root of 3141442321 is about 1464.5685258012.

Adding to 3141442321 its reverse (1232441413), we get a palindrome (4373883734).

The spelling of 3141442321 in words is "three billion, one hundred forty-one million, four hundred forty-two thousand, three hundred twenty-one".