140254904593 has 2 divisors, whose sum is σ = 140254904594. Its totient is φ = 140254904592.

The previous prime is 140254904549. The next prime is 140254904627. The reversal of 140254904593 is 395409452041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81197642304 + 59057262289 = 284952^2 + 243017^2 .

It is a cyclic number.

It is not a de Polignac number, because 140254904593 - 2²⁹ = 139718033681 is a prime.

It is not a weakly prime, because it can be changed into another prime (140254907593) by changing a digit.

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 as a sum of consecutive naturals, namely, 70127452296 + 70127452297.

It is an arithmetic number, because the mean of its divisors is an integer number (70127452297).

Almost surely, 2^140254904593 is an apocalyptic number.

It is an amenable number.

140254904593 is a deficient number, since it is larger than the sum of its proper divisors (1).

140254904593 is an equidigital number, since it uses as much as digits as its factorization.

140254904593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 777600, while the sum is 46.

The spelling of 140254904593 in words is "one hundred forty billion, two hundred fifty-four million, nine hundred four thousand, five hundred ninety-three".