141403043021 has 4 divisors (see below), whose sum is σ = 141441925692. Its totient is φ = 141364160352.

The previous prime is 141403042889. The next prime is 141403043057. The reversal of 141403043021 is 120340304141.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 77704350025 + 63698692996 = 278755^2 + 252386^2 .

It is a cyclic number.

It is not a de Polignac number, because 141403043021 - 2¹⁴ = 141403026637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141403043081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19435880 + ... + 19443153.

It is an arithmetic number, because the mean of its divisors is an integer number (35360481423).

Almost surely, 2^141403043021 is an apocalyptic number.

It is an amenable number.

141403043021 is a deficient number, since it is larger than the sum of its proper divisors (38882671).

141403043021 is an equidigital number, since it uses as much as digits as its factorization.

141403043021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38882670.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 141403043021 its reverse (120340304141), we get a palindrome (261743347162).

The spelling of 141403043021 in words is "one hundred forty-one billion, four hundred three million, forty-three thousand, twenty-one".