11771170739 has 2 divisors, whose sum is σ = 11771170740. Its totient is φ = 11771170738.

The previous prime is 11771170717. The next prime is 11771170781. The reversal of 11771170739 is 93707117711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11771170739 - 2²⁴ = 11754393523 is a prime.

It is a super-2 number, since 2×11771170739² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11771170739.

It is not a weakly prime, because it can be changed into another prime (11771170709) 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, 5885585369 + 5885585370.

It is an arithmetic number, because the mean of its divisors is an integer number (5885585370).

Almost surely, 2^11771170739 is an apocalyptic number.

11771170739 is a deficient number, since it is larger than the sum of its proper divisors (1).

11771170739 is an equidigital number, since it uses as much as digits as its factorization.

11771170739 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64827, while the sum is 44.

The spelling of 11771170739 in words is "eleven billion, seven hundred seventy-one million, one hundred seventy thousand, seven hundred thirty-nine".