1092226409 has 4 divisors (see below), whose sum is σ = 1093507716. Its totient is φ = 1090945104.

The previous prime is 1092226397. The next prime is 1092226417. The reversal of 1092226409 is 9046222901.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 429318400 + 662908009 = 20720^2 + 25747^2 .

It is a cyclic number.

It is not a de Polignac number, because 1092226409 - 2⁴ = 1092226393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1092226459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 639374 + ... + 641079.

It is an arithmetic number, because the mean of its divisors is an integer number (273376929).

Almost surely, 2^1092226409 is an apocalyptic number.

It is an amenable number.

1092226409 is a deficient number, since it is larger than the sum of its proper divisors (1281307).

1092226409 is an equidigital number, since it uses as much as digits as its factorization.

1092226409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281306.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 1092226409 is about 33048.8488301786. The cubic root of 1092226409 is about 1029.8426909663.

The spelling of 1092226409 in words is "one billion, ninety-two million, two hundred twenty-six thousand, four hundred nine".