141881329 has 2 divisors, whose sum is σ = 141881330. Its totient is φ = 141881328.

The previous prime is 141881309. The next prime is 141881351. The reversal of 141881329 is 923188141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124367104 + 17514225 = 11152^2 + 4185^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-141881329 is a prime.

It is not a weakly prime, because it can be changed into another prime (141881309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70940664 + 70940665.

It is an arithmetic number, because the mean of its divisors is an integer number (70940665).

Almost surely, 2^141881329 is an apocalyptic number.

It is an amenable number.

141881329 is a deficient number, since it is larger than the sum of its proper divisors (1).

141881329 is an equidigital number, since it uses as much as digits as its factorization.

141881329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 37.

The square root of 141881329 is about 11911.3949225101. The cubic root of 141881329 is about 521.5649710522.

It can be divided in two parts, 14188132 and 9, that added together give a palindrome (14188141).

The spelling of 141881329 in words is "one hundred forty-one million, eight hundred eighty-one thousand, three hundred twenty-nine".