1090435012 has 12 divisors (see below), whose sum is σ = 2020512060. Its totient is φ = 513145856.

The previous prime is 1090435009. The next prime is 1090435039. The reversal of 1090435012 is 2105340901.

It can be written as a sum of positive squares in 2 ways, for example, as 920758336 + 169676676 = 30344^2 + 13026^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8017837 + ... + 8017972.

It is an arithmetic number, because the mean of its divisors is an integer number (168376005).

Almost surely, 2^1090435012 is an apocalyptic number.

It is an amenable number.

1090435012 is a deficient number, since it is larger than the sum of its proper divisors (930077048).

1090435012 is a wasteful number, since it uses less digits than its factorization.

1090435012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16035830 (or 16035828 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 1090435012 is about 33021.7354480348. The cubic root of 1090435012 is about 1029.2793564122.

Adding to 1090435012 its reverse (2105340901), we get a palindrome (3195775913).

The spelling of 1090435012 in words is "one billion, ninety million, four hundred thirty-five thousand, twelve".