1129466085 has 32 divisors (see below), whose sum is σ = 1981808640. Its totient is φ = 544737600.

The previous prime is 1129466029. The next prime is 1129466113. The reversal of 1129466085 is 5806649211.

It is not a de Polignac number, because 1129466085 - 2⁹ = 1129465573 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 13596 + ... + 49434.

It is an arithmetic number, because the mean of its divisors is an integer number (61931520).

Almost surely, 2^1129466085 is an apocalyptic number.

1129466085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1129466085 is a deficient number, since it is larger than the sum of its proper divisors (852342555).

1129466085 is a wasteful number, since it uses less digits than its factorization.

1129466085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36049.

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 1129466085 is about 33607.5301829813. The cubic root of 1129466085 is about 1041.4163656167.

The spelling of 1129466085 in words is "one billion, one hundred twenty-nine million, four hundred sixty-six thousand, eighty-five".