1119661171 has 2 divisors, whose sum is σ = 1119661172. Its totient is φ = 1119661170.

The previous prime is 1119661163. The next prime is 1119661201. The reversal of 1119661171 is 1711669111.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (1711669111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1119661171 - 2³ = 1119661163 is a prime.

It is a super-2 number, since 2×1119661171² = 2507282275690182482, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1119161171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 559830585 + 559830586.

It is an arithmetic number, because the mean of its divisors is an integer number (559830586).

Almost surely, 2^1119661171 is an apocalyptic number.

1119661171 is a deficient number, since it is larger than the sum of its proper divisors (1).

1119661171 is an equidigital number, since it uses as much as digits as its factorization.

1119661171 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2268, while the sum is 34.

The square root of 1119661171 is about 33461.3384520106. The cubic root of 1119661171 is about 1038.3940855469.

The spelling of 1119661171 in words is "one billion, one hundred nineteen million, six hundred sixty-one thousand, one hundred seventy-one".