140871772838389 has 2 divisors, whose sum is σ = 140871772838390. Its totient is φ = 140871772838388.

The previous prime is 140871772838311. The next prime is 140871772838411. The reversal of 140871772838389 is 983838277178041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76586126822500 + 64285646015889 = 8751350^2 + 8017833^2 .

It is a cyclic number.

It is not a de Polignac number, because 140871772838389 - 2¹³ = 140871772830197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140871772832389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70435886419194 + 70435886419195.

It is an arithmetic number, because the mean of its divisors is an integer number (70435886419195).

Almost surely, 2^{140871772838389} is an apocalyptic number.

It is an amenable number.

140871772838389 is a deficient number, since it is larger than the sum of its proper divisors (1).

140871772838389 is an equidigital number, since it uses as much as digits as its factorization.

140871772838389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 910393344, while the sum is 76.

The spelling of 140871772838389 in words is "one hundred forty trillion, eight hundred seventy-one billion, seven hundred seventy-two million, eight hundred thirty-eight thousand, three hundred eighty-nine".