140300053505 has 4 divisors (see below), whose sum is σ = 168360064212. Its totient is φ = 112240042800.

The previous prime is 140300053451. The next prime is 140300053519. The reversal of 140300053505 is 505350003041.

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 102747814849 + 37552238656 = 320543^2 + 193784^2 .

It is not a de Polignac number, because 140300053505 - 2¹⁰ = 140300052481 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14030005346 + ... + 14030005355.

It is an arithmetic number, because the mean of its divisors is an integer number (42090016053).

Almost surely, 2^140300053505 is an apocalyptic number.

It is an amenable number.

140300053505 is a deficient number, since it is larger than the sum of its proper divisors (28060010707).

140300053505 is an equidigital number, since it uses as much as digits as its factorization.

140300053505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28060010706.

The product of its (nonzero) digits is 4500, while the sum is 26.

Adding to 140300053505 its reverse (505350003041), we get a palindrome (645650056546).

The spelling of 140300053505 in words is "one hundred forty billion, three hundred million, fifty-three thousand, five hundred five".