1163228290 has 16 divisors (see below), whose sum is σ = 2392926912. Its totient is φ = 398821104.

The previous prime is 1163228273. The next prime is 1163228291. The reversal of 1163228290 is 928223611.

It is not an unprimeable number, because it can be changed into a prime (1163228291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8308704 + ... + 8308843.

It is an arithmetic number, because the mean of its divisors is an integer number (149557932).

Almost surely, 2^1163228290 is an apocalyptic number.

1163228290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1163228290 is an abundant number, since it is smaller than the sum of its proper divisors (1229698622).

1163228290 is a wasteful number, since it uses less digits than its factorization.

1163228290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16617561.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 1163228290 is about 34106.1327329851. The cubic root of 1163228290 is about 1051.6913903664.

The spelling of 1163228290 in words is "one billion, one hundred sixty-three million, two hundred twenty-eight thousand, two hundred ninety".