139543854383 has 2 divisors, whose sum is σ = 139543854384. Its totient is φ = 139543854382.

The previous prime is 139543854379. The next prime is 139543854403. The reversal of 139543854383 is 383458345931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 139543854383 - 2² = 139543854379 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (139543854343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69771927191 + 69771927192.

It is an arithmetic number, because the mean of its divisors is an integer number (69771927192).

Almost surely, 2^139543854383 is an apocalyptic number.

139543854383 is a deficient number, since it is larger than the sum of its proper divisors (1).

139543854383 is an equidigital number, since it uses as much as digits as its factorization.

139543854383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18662400, while the sum is 56.

The spelling of 139543854383 in words is "one hundred thirty-nine billion, five hundred forty-three million, eight hundred fifty-four thousand, three hundred eighty-three".