1159221338 has 16 divisors (see below), whose sum is σ = 1901560320. Its totient is φ = 525626400.

The previous prime is 1159221319. The next prime is 1159221361. The reversal of 1159221338 is 8331229511.

It is a super-2 number, since 2×1159221338² = 2687588220949020488, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1159221298 and 1159221307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55418 + ... + 73413.

It is an arithmetic number, because the mean of its divisors is an integer number (118847520).

Almost surely, 2^1159221338 is an apocalyptic number.

1159221338 is a deficient number, since it is larger than the sum of its proper divisors (742338982).

1159221338 is a wasteful number, since it uses less digits than its factorization.

1159221338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129253.

The product of its digits is 12960, while the sum is 35.

The square root of 1159221338 is about 34047.3396611248. The cubic root of 1159221338 is about 1050.4824201937.

The spelling of 1159221338 in words is "one billion, one hundred fifty-nine million, two hundred twenty-one thousand, three hundred thirty-eight".