140331341 has 2 divisors, whose sum is σ = 140331342. Its totient is φ = 140331340.

The previous prime is 140331307. The next prime is 140331371. The reversal of 140331341 is 143133041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 135815716 + 4515625 = 11654^2 + 2125^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140331341 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140331371) 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, 70165670 + 70165671.

It is an arithmetic number, because the mean of its divisors is an integer number (70165671).

Almost surely, 2^140331341 is an apocalyptic number.

It is an amenable number.

140331341 is a deficient number, since it is larger than the sum of its proper divisors (1).

140331341 is an equidigital number, since it uses as much as digits as its factorization.

140331341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 140331341 is about 11846.1530042457. The cubic root of 140331341 is about 519.6587270104.

Adding to 140331341 its reverse (143133041), we get a palindrome (283464382).

The spelling of 140331341 in words is "one hundred forty million, three hundred thirty-one thousand, three hundred forty-one".