1089873026 has 32 divisors (see below), whose sum is σ = 1924000128. Its totient is φ = 457450240.

The previous prime is 1089873023. The next prime is 1089873047. The reversal of 1089873026 is 6203789801.

It is not an unprimeable number, because it can be changed into a prime (1089873023) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 7670 + ... + 47313.

It is an arithmetic number, because the mean of its divisors is an integer number (60125004).

Almost surely, 2^1089873026 is an apocalyptic number.

1089873026 is a deficient number, since it is larger than the sum of its proper divisors (834127102).

1089873026 is a wasteful number, since it uses less digits than its factorization.

1089873026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55066.

The product of its (nonzero) digits is 145152, while the sum is 44.

The square root of 1089873026 is about 33013.2250166505. The cubic root of 1089873026 is about 1029.1025034492.

The spelling of 1089873026 in words is "one billion, eighty-nine million, eight hundred seventy-three thousand, twenty-six".