140253603673 has 2 divisors, whose sum is σ = 140253603674. Its totient is φ = 140253603672.

The previous prime is 140253603671. The next prime is 140253603689. The reversal of 140253603673 is 376306352041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 140245007049 + 8596624 = 374493^2 + 2932^2 .

It is a cyclic number.

It is not a de Polignac number, because 140253603673 - 2¹ = 140253603671 is a prime.

Together with 140253603671, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (140253603671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70126801836 + 70126801837.

It is an arithmetic number, because the mean of its divisors is an integer number (70126801837).

Almost surely, 2^140253603673 is an apocalyptic number.

It is an amenable number.

140253603673 is a deficient number, since it is larger than the sum of its proper divisors (1).

140253603673 is an equidigital number, since it uses as much as digits as its factorization.

140253603673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 272160, while the sum is 40.

The spelling of 140253603673 in words is "one hundred forty billion, two hundred fifty-three million, six hundred three thousand, six hundred seventy-three".