1163222135 has 8 divisors (see below), whose sum is σ = 1396478880. Its totient is φ = 930169504.

The previous prime is 1163222131. The next prime is 1163222141. The reversal of 1163222135 is 5312223611.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1163222135 - 2² = 1163222131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163222131) 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 in 7 ways as a sum of consecutive naturals, for example, 38195 + ... + 61524.

It is an arithmetic number, because the mean of its divisors is an integer number (174559860).

Almost surely, 2^1163222135 is an apocalyptic number.

1163222135 is a deficient number, since it is larger than the sum of its proper divisors (233256745).

1163222135 is an equidigital number, since it uses as much as digits as its factorization.

1163222135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102057.

The product of its digits is 2160, while the sum is 26.

The square root of 1163222135 is about 34106.0424998269. The cubic root of 1163222135 is about 1051.6895354219.

Adding to 1163222135 its reverse (5312223611), we get a palindrome (6475445746).

The spelling of 1163222135 in words is "one billion, one hundred sixty-three million, two hundred twenty-two thousand, one hundred thirty-five".