1179211223 has 2 divisors, whose sum is σ = 1179211224. Its totient is φ = 1179211222.

The previous prime is 1179211183. The next prime is 1179211283. The reversal of 1179211223 is 3221129711.

It is a weak prime.

It is an emirp because it is prime and its reverse (3221129711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1179211223 - 2²⁰ = 1178162647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1179211283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 589605611 + 589605612.

It is an arithmetic number, because the mean of its divisors is an integer number (589605612).

Almost surely, 2^1179211223 is an apocalyptic number.

1179211223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1179211223 is an equidigital number, since it uses as much as digits as its factorization.

1179211223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512, while the sum is 29.

The square root of 1179211223 is about 34339.6450622309. The cubic root of 1179211223 is about 1056.4862957538.

The spelling of 1179211223 in words is "one billion, one hundred seventy-nine million, two hundred eleven thousand, two hundred twenty-three".