1182221036 has 6 divisors (see below), whose sum is σ = 2068886820. Its totient is φ = 591110516.

The previous prime is 1182221023. The next prime is 1182221063. The reversal of 1182221036 is 6301222811.

It is a junction number, because it is equal to n+sod(n) for n = 1182220996 and 1182221014.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 147777626 + ... + 147777633.

It is an arithmetic number, because the mean of its divisors is an integer number (344814470).

Almost surely, 2^1182221036 is an apocalyptic number.

It is an amenable number.

1182221036 is a deficient number, since it is larger than the sum of its proper divisors (886665784).

1182221036 is a wasteful number, since it uses less digits than its factorization.

1182221036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295555263 (or 295555261 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 1182221036 is about 34383.4413053726. The cubic root of 1182221036 is about 1057.3843889209.

Adding to 1182221036 its reverse (6301222811), we get a palindrome (7483443847).

The spelling of 1182221036 in words is "one billion, one hundred eighty-two million, two hundred twenty-one thousand, thirty-six".