1139734207639 has 2 divisors, whose sum is σ = 1139734207640. Its totient is φ = 1139734207638.

The previous prime is 1139734207597. The next prime is 1139734207687. The reversal of 1139734207639 is 9367024379311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1139734207639 - 2⁷ = 1139734207511 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1139734207639.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1139734207699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 569867103819 + 569867103820.

It is an arithmetic number, because the mean of its divisors is an integer number (569867103820).

Almost surely, 2^{1139734207639} is an apocalyptic number.

1139734207639 is a deficient number, since it is larger than the sum of its proper divisors (1).

1139734207639 is an equidigital number, since it uses as much as digits as its factorization.

1139734207639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5143824, while the sum is 55.

The spelling of 1139734207639 in words is "one trillion, one hundred thirty-nine billion, seven hundred thirty-four million, two hundred seven thousand, six hundred thirty-nine".