1129005734 has 16 divisors (see below), whose sum is σ = 1799523216. Its totient is φ = 529401600.

The previous prime is 1129005733. The next prime is 1129005749. The reversal of 1129005734 is 4375009211.

It is a self number, because there is not a number n which added to its sum of digits gives 1129005734.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1129005733) by changing a digit.

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, 49532 + ... + 68639.

It is an arithmetic number, because the mean of its divisors is an integer number (112470201).

Almost surely, 2^1129005734 is an apocalyptic number.

1129005734 is a deficient number, since it is larger than the sum of its proper divisors (670517482).

1129005734 is a wasteful number, since it uses less digits than its factorization.

1129005734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118471.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 1129005734 is about 33600.6805585839. The cubic root of 1129005734 is about 1041.2748585747.

The spelling of 1129005734 in words is "one billion, one hundred twenty-nine million, five thousand, seven hundred thirty-four".