1180221026 has 16 divisors (see below), whose sum is σ = 1830608640. Its totient is φ = 570084240.

The previous prime is 1180221023. The next prime is 1180221037. The reversal of 1180221026 is 6201220811.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1180220992 and 1180221010.

It is not an unprimeable number, because it can be changed into a prime (1180221023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20180 + ... + 52608.

It is an arithmetic number, because the mean of its divisors is an integer number (114413040).

Almost surely, 2^1180221026 is an apocalyptic number.

1180221026 is a deficient number, since it is larger than the sum of its proper divisors (650387614).

1180221026 is a wasteful number, since it uses less digits than its factorization.

1180221026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33049.

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 1180221026 is about 34354.3450818088. The cubic root of 1180221026 is about 1056.7877793865.

Adding to 1180221026 its reverse (6201220811), we get a palindrome (7381441837).

The spelling of 1180221026 in words is "one billion, one hundred eighty million, two hundred twenty-one thousand, twenty-six".