141302321 has 2 divisors, whose sum is σ = 141302322. Its totient is φ = 141302320.

The previous prime is 141302299. The next prime is 141302341. The reversal of 141302321 is 123203141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95550625 + 45751696 = 9775^2 + 6764^2 .

It is a cyclic number.

It is not a de Polignac number, because 141302321 - 2²² = 137108017 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 141302321.

It is not a weakly prime, because it can be changed into another prime (141302341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70651160 + 70651161.

It is an arithmetic number, because the mean of its divisors is an integer number (70651161).

Almost surely, 2^141302321 is an apocalyptic number.

It is an amenable number.

141302321 is a deficient number, since it is larger than the sum of its proper divisors (1).

141302321 is an equidigital number, since it uses as much as digits as its factorization.

141302321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 141302321 is about 11887.0652812206. The cubic root of 141302321 is about 520.8545134057.

Adding to 141302321 its reverse (123203141), we get a palindrome (264505462).

The spelling of 141302321 in words is "one hundred forty-one million, three hundred two thousand, three hundred twenty-one".