141985443049 has 2 divisors, whose sum is σ = 141985443050. Its totient is φ = 141985443048.

The previous prime is 141985443023. The next prime is 141985443097. The reversal of 141985443049 is 940344589141.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115935483049 + 26049960000 = 340493^2 + 161400^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-141985443049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 141985442987 and 141985443005.

It is not a weakly prime, because it can be changed into another prime (141385443049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70992721524 + 70992721525.

It is an arithmetic number, because the mean of its divisors is an integer number (70992721525).

Almost surely, 2^141985443049 is an apocalyptic number.

It is an amenable number.

141985443049 is a deficient number, since it is larger than the sum of its proper divisors (1).

141985443049 is an equidigital number, since it uses as much as digits as its factorization.

141985443049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2488320, while the sum is 52.

The spelling of 141985443049 in words is "one hundred forty-one billion, nine hundred eighty-five million, four hundred forty-three thousand, forty-nine".