140872791391 has 2 divisors, whose sum is σ = 140872791392. Its totient is φ = 140872791390.

The previous prime is 140872791347. The next prime is 140872791421. The reversal of 140872791391 is 193197278041.

It is a happy number.

140872791391 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140872791391 - 2⁹ = 140872790879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140872797391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70436395695 + 70436395696.

It is an arithmetic number, because the mean of its divisors is an integer number (70436395696).

Almost surely, 2^140872791391 is an apocalyptic number.

140872791391 is a deficient number, since it is larger than the sum of its proper divisors (1).

140872791391 is an equidigital number, since it uses as much as digits as its factorization.

140872791391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 762048, while the sum is 52.

The spelling of 140872791391 in words is "one hundred forty billion, eight hundred seventy-two million, seven hundred ninety-one thousand, three hundred ninety-one".