1092509404 has 12 divisors (see below), whose sum is σ = 2185018864. Its totient is φ = 468218304.

The previous prime is 1092509389. The next prime is 1092509417. The reversal of 1092509404 is 4049052901.

1092509404 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 1092509404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19509069 + ... + 19509124.

Almost surely, 2^1092509404 is an apocalyptic number.

1092509404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1092509404 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1092509404 is a wasteful number, since it uses less digits than its factorization.

1092509404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39018204 (or 39018202 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 1092509404 is about 33053.1300181995. The cubic root of 1092509404 is about 1029.9316270949.

The spelling of 1092509404 in words is "one billion, ninety-two million, five hundred nine thousand, four hundred four".