11708129947 has 2 divisors, whose sum is σ = 11708129948. Its totient is φ = 11708129946.

The previous prime is 11708129929. The next prime is 11708130017. The reversal of 11708129947 is 74992180711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11708129947 - 2³¹ = 9560646299 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11708129947.

It is not a weakly prime, because it can be changed into another prime (11708129647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5854064973 + 5854064974.

It is an arithmetic number, because the mean of its divisors is an integer number (5854064974).

Almost surely, 2^11708129947 is an apocalyptic number.

11708129947 is a deficient number, since it is larger than the sum of its proper divisors (1).

11708129947 is an equidigital number, since it uses as much as digits as its factorization.

11708129947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 254016, while the sum is 49.

The spelling of 11708129947 in words is "eleven billion, seven hundred eight million, one hundred twenty-nine thousand, nine hundred forty-seven".