1089465794 has 16 divisors (see below), whose sum is σ = 1764054720. Its totient is φ = 503081040.

The previous prime is 1089465787. The next prime is 1089465847. The reversal of 1089465794 is 4975649801.

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 7 ways as a sum of consecutive naturals, for example, 407012 + ... + 409679.

It is an arithmetic number, because the mean of its divisors is an integer number (110253420).

Almost surely, 2^1089465794 is an apocalyptic number.

1089465794 is a deficient number, since it is larger than the sum of its proper divisors (674588926).

1089465794 is a wasteful number, since it uses less digits than its factorization.

1089465794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816745.

The product of its (nonzero) digits is 2177280, while the sum is 53.

The square root of 1089465794 is about 33007.0567303418. The cubic root of 1089465794 is about 1028.9743124678.

The spelling of 1089465794 in words is "one billion, eighty-nine million, four hundred sixty-five thousand, seven hundred ninety-four".