141321331 has 2 divisors, whose sum is σ = 141321332. Its totient is φ = 141321330.

The previous prime is 141321329. The next prime is 141321377. The reversal of 141321331 is 133123141.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 141321331 - 2¹ = 141321329 is a prime.

It is a super-2 number, since 2×141321331² = 39943437191223122, which contains 22 as substring.

Together with 141321329, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 141321299 and 141321308.

It is not a weakly prime, because it can be changed into another prime (141327331) 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 as a sum of consecutive naturals, namely, 70660665 + 70660666.

It is an arithmetic number, because the mean of its divisors is an integer number (70660666).

Almost surely, 2^141321331 is an apocalyptic number.

141321331 is a deficient number, since it is larger than the sum of its proper divisors (1).

141321331 is an equidigital number, since it uses as much as digits as its factorization.

141321331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216, while the sum is 19.

The square root of 141321331 is about 11887.8648629600. The cubic root of 141321331 is about 520.8778699466.

Adding to 141321331 its reverse (133123141), we get a palindrome (274444472).

The spelling of 141321331 in words is "one hundred forty-one million, three hundred twenty-one thousand, three hundred thirty-one".