1129089430 has 16 divisors (see below), whose sum is σ = 2322698400. Its totient is φ = 387116352.

The previous prime is 1129089419. The next prime is 1129089463. The reversal of 1129089430 is 349809211.

It is a self number, because there is not a number n which added to its sum of digits gives 1129089430.

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, 8064855 + ... + 8064994.

It is an arithmetic number, because the mean of its divisors is an integer number (145168650).

Almost surely, 2^1129089430 is an apocalyptic number.

1129089430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1129089430 is an abundant number, since it is smaller than the sum of its proper divisors (1193608970).

1129089430 is a wasteful number, since it uses less digits than its factorization.

1129089430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16129863.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 1129089430 is about 33601.9259864669. The cubic root of 1129089430 is about 1041.3005887030.

The spelling of 1129089430 in words is "one billion, one hundred twenty-nine million, eighty-nine thousand, four hundred thirty".