140241230453 has 2 divisors, whose sum is σ = 140241230454. Its totient is φ = 140241230452.

The previous prime is 140241230447. The next prime is 140241230473. The reversal of 140241230453 is 354032142041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111197572369 + 29043658084 = 333463^2 + 170422^2 .

It is an emirp because it is prime and its reverse (354032142041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140241230453 - 2⁸ = 140241230197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140241230473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70120615226 + 70120615227.

It is an arithmetic number, because the mean of its divisors is an integer number (70120615227).

Almost surely, 2^140241230453 is an apocalyptic number.

It is an amenable number.

140241230453 is a deficient number, since it is larger than the sum of its proper divisors (1).

140241230453 is an equidigital number, since it uses as much as digits as its factorization.

140241230453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 140241230453 its reverse (354032142041), we get a palindrome (494273372494).

The spelling of 140241230453 in words is "one hundred forty billion, two hundred forty-one million, two hundred thirty thousand, four hundred fifty-three".