141446254021 has 2 divisors, whose sum is σ = 141446254022. Its totient is φ = 141446254020.

The previous prime is 141446253983. The next prime is 141446254043. The reversal of 141446254021 is 120452644141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73937223396 + 67509030625 = 271914^2 + 259825^2 .

It is a cyclic number.

It is not a de Polignac number, because 141446254021 - 2³³ = 132856319429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141446254321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70723127010 + 70723127011.

It is an arithmetic number, because the mean of its divisors is an integer number (70723127011).

Almost surely, 2^141446254021 is an apocalyptic number.

It is an amenable number.

141446254021 is a deficient number, since it is larger than the sum of its proper divisors (1).

141446254021 is an equidigital number, since it uses as much as digits as its factorization.

141446254021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30720, while the sum is 34.

Adding to 141446254021 its reverse (120452644141), we get a palindrome (261898898162).

The spelling of 141446254021 in words is "one hundred forty-one billion, four hundred forty-six million, two hundred fifty-four thousand, twenty-one".