117736138147 has 2 divisors, whose sum is σ = 117736138148. Its totient is φ = 117736138146.

The previous prime is 117736138123. The next prime is 117736138189. The reversal of 117736138147 is 741831637711.

It is a weak prime.

It is an emirp because it is prime and its reverse (741831637711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117736138147 - 2¹¹ = 117736136099 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117736138147.

It is not a weakly prime, because it can be changed into another prime (117736138547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58868069073 + 58868069074.

It is an arithmetic number, because the mean of its divisors is an integer number (58868069074).

Almost surely, 2^117736138147 is an apocalyptic number.

117736138147 is a deficient number, since it is larger than the sum of its proper divisors (1).

117736138147 is an equidigital number, since it uses as much as digits as its factorization.

117736138147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 592704, while the sum is 49.

The spelling of 117736138147 in words is "one hundred seventeen billion, seven hundred thirty-six million, one hundred thirty-eight thousand, one hundred forty-seven".