1180442611 has 2 divisors, whose sum is σ = 1180442612. Its totient is φ = 1180442610.

The previous prime is 1180442609. The next prime is 1180442629. The reversal of 1180442611 is 1162440811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1180442611 - 2¹ = 1180442609 is a prime.

Together with 1180442609, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1180442611.

It is not a weakly prime, because it can be changed into another prime (1180442671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 590221305 + 590221306.

It is an arithmetic number, because the mean of its divisors is an integer number (590221306).

Almost surely, 2^1180442611 is an apocalyptic number.

1180442611 is a deficient number, since it is larger than the sum of its proper divisors (1).

1180442611 is an equidigital number, since it uses as much as digits as its factorization.

1180442611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 28.

The square root of 1180442611 is about 34357.5699227987. The cubic root of 1180442611 is about 1056.8539121028.

The spelling of 1180442611 in words is "one billion, one hundred eighty million, four hundred forty-two thousand, six hundred eleven".