140354304520279 has 2 divisors, whose sum is σ = 140354304520280. Its totient is φ = 140354304520278.

The previous prime is 140354304520253. The next prime is 140354304520303. The reversal of 140354304520279 is 972025403453041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140354304520279 - 2³⁷ = 140216865566807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140354304520579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70177152260139 + 70177152260140.

It is an arithmetic number, because the mean of its divisors is an integer number (70177152260140).

Almost surely, 2^{140354304520279} is an apocalyptic number.

140354304520279 is a deficient number, since it is larger than the sum of its proper divisors (1).

140354304520279 is an equidigital number, since it uses as much as digits as its factorization.

140354304520279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3628800, while the sum is 49.

The spelling of 140354304520279 in words is "one hundred forty trillion, three hundred fifty-four billion, three hundred four million, five hundred twenty thousand, two hundred seventy-nine".