1092723128 has 24 divisors (see below), whose sum is σ = 2383363800. Its totient is φ = 468309744.

The previous prime is 1092723119. The next prime is 1092723131. The reversal of 1092723128 is 8213272901.

It is a super-2 number, since 2×1092723128² = 2388087668932208768, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1393388 + ... + 1394171.

It is an arithmetic number, because the mean of its divisors is an integer number (99306825).

Almost surely, 2^1092723128 is an apocalyptic number.

It is an amenable number.

1092723128 is an abundant number, since it is smaller than the sum of its proper divisors (1290640672).

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

1092723128 is a wasteful number, since it uses less digits than its factorization.

1092723128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2787579 (or 2787568 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 1092723128 is about 33056.3628973304. The cubic root of 1092723128 is about 1029.9987834214.

The spelling of 1092723128 in words is "one billion, ninety-two million, seven hundred twenty-three thousand, one hundred twenty-eight".