1105521412 has 18 divisors (see below), whose sum is σ = 2003681498. Its totient is φ = 533698368.

The previous prime is 1105521377. The next prime is 1105521413. The reversal of 1105521412 is 2141255011.

It can be written as a sum of positive squares in 3 ways, for example, as 373494276 + 732027136 = 19326^2 + 27056^2 .

It is not an unprimeable number, because it can be changed into a prime (1105521413) 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 5 ways as a sum of consecutive naturals, for example, 160953 + ... + 167680.

Almost surely, 2^1105521412 is an apocalyptic number.

It is an amenable number.

1105521412 is a deficient number, since it is larger than the sum of its proper divisors (898160086).

1105521412 is a wasteful number, since it uses less digits than its factorization.

1105521412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328695 (or 328664 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 1105521412 is about 33249.3821295975. The cubic root of 1105521412 is about 1034.0043984663.

Adding to 1105521412 its reverse (2141255011), we get a palindrome (3246776423).

The spelling of 1105521412 in words is "one billion, one hundred five million, five hundred twenty-one thousand, four hundred twelve".