1179438061 has 2 divisors, whose sum is σ = 1179438062. Its totient is φ = 1179438060.

The previous prime is 1179438041. The next prime is 1179438083. The reversal of 1179438061 is 1608349711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1001722500 + 177715561 = 31650^2 + 13331^2 .

It is an emirp because it is prime and its reverse (1608349711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1179438061 - 2⁹ = 1179437549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1179438041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 589719030 + 589719031.

It is an arithmetic number, because the mean of its divisors is an integer number (589719031).

Almost surely, 2^1179438061 is an apocalyptic number.

It is an amenable number.

1179438061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1179438061 is an equidigital number, since it uses as much as digits as its factorization.

1179438061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 1179438061 is about 34342.9477622408. The cubic root of 1179438061 is about 1056.5540347838.

The spelling of 1179438061 in words is "one billion, one hundred seventy-nine million, four hundred thirty-eight thousand, sixty-one".