141493923665 has 4 divisors (see below), whose sum is σ = 169792708404. Its totient is φ = 113195138928.

The previous prime is 141493923607. The next prime is 141493923667. The reversal of 141493923665 is 566329394141.

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 36139150609 + 105354773056 = 190103^2 + 324584^2 .

It is a cyclic number.

It is not a de Polignac number, because 141493923665 - 2⁸ = 141493923409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141493923667) 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, 14149392362 + ... + 14149392371.

It is an arithmetic number, because the mean of its divisors is an integer number (42448177101).

Almost surely, 2^141493923665 is an apocalyptic number.

It is an amenable number.

141493923665 is a deficient number, since it is larger than the sum of its proper divisors (28298784739).

141493923665 is an equidigital number, since it uses as much as digits as its factorization.

141493923665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28298784738.

The product of its digits is 4199040, while the sum is 53.

The spelling of 141493923665 in words is "one hundred forty-one billion, four hundred ninety-three million, nine hundred twenty-three thousand, six hundred sixty-five".