140023121263 has 2 divisors, whose sum is σ = 140023121264. Its totient is φ = 140023121262.

The previous prime is 140023121261. The next prime is 140023121327. The reversal of 140023121263 is 362121320041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140023121263 - 2¹ = 140023121261 is a prime.

Together with 140023121261, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140023121261) 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, 70011560631 + 70011560632.

It is an arithmetic number, because the mean of its divisors is an integer number (70011560632).

Almost surely, 2^140023121263 is an apocalyptic number.

140023121263 is a deficient number, since it is larger than the sum of its proper divisors (1).

140023121263 is an equidigital number, since it uses as much as digits as its factorization.

140023121263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The spelling of 140023121263 in words is "one hundred forty billion, twenty-three million, one hundred twenty-one thousand, two hundred sixty-three".