1089421552 has 40 divisors (see below), whose sum is σ = 2137385520. Its totient is φ = 537868800.

The previous prime is 1089421483. The next prime is 1089421573. The reversal of 1089421552 is 2551249801.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 844524 + ... + 845812.

It is an arithmetic number, because the mean of its divisors is an integer number (53434638).

Almost surely, 2^1089421552 is an apocalyptic number.

It is an amenable number.

1089421552 is a deficient number, since it is larger than the sum of its proper divisors (1047963968).

1089421552 is a wasteful number, since it uses less digits than its factorization.

1089421552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1921 (or 1915 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 37.

The square root of 1089421552 is about 33006.3865335180. The cubic root of 1089421552 is about 1028.9603837766.

The spelling of 1089421552 in words is "one billion, eighty-nine million, four hundred twenty-one thousand, five hundred fifty-two".