141961829 has 2 divisors, whose sum is σ = 141961830. Its totient is φ = 141961828.

The previous prime is 141961801. The next prime is 141961843. The reversal of 141961829 is 928169141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119399329 + 22562500 = 10927^2 + 4750^2 .

It is an emirp because it is prime and its reverse (928169141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 141961829 - 2¹² = 141957733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141961429) 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, 70980914 + 70980915.

It is an arithmetic number, because the mean of its divisors is an integer number (70980915).

Almost surely, 2^141961829 is an apocalyptic number.

It is an amenable number.

141961829 is a deficient number, since it is larger than the sum of its proper divisors (1).

141961829 is an equidigital number, since it uses as much as digits as its factorization.

141961829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 41.

The square root of 141961829 is about 11914.7735605844. The cubic root of 141961829 is about 521.6635934769.

The spelling of 141961829 in words is "one hundred forty-one million, nine hundred sixty-one thousand, eight hundred twenty-nine".