1129935260 has 96 divisors (see below), whose sum is σ = 2644088832. Its totient is φ = 403420160.

The previous prime is 1129935259. The next prime is 1129935271. The reversal of 1129935260 is 625399211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1023869 + ... + 1024971.

It is an arithmetic number, because the mean of its divisors is an integer number (27542592).

Almost surely, 2^1129935260 is an apocalyptic number.

1129935260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1129935260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1322044416).

1129935260 is an abundant number, since it is smaller than the sum of its proper divisors (1514153572).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1129935260 is a wasteful number, since it uses less digits than its factorization.

1129935260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1283 (or 1281 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 1129935260 is about 33614.5096647266. The cubic root of 1129935260 is about 1041.5605455056.

The spelling of 1129935260 in words is "one billion, one hundred twenty-nine million, nine hundred thirty-five thousand, two hundred sixty".