1134409727 has 12 divisors (see below), whose sum is σ = 1249668000. Its totient is φ = 1029003360.

The previous prime is 1134409709. The next prime is 1134409777. The reversal of 1134409727 is 7279044311.

It is a happy number.

It is not a de Polignac number, because 1134409727 - 2¹⁰ = 1134408703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1134409777) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45899 + ... + 66147.

It is an arithmetic number, because the mean of its divisors is an integer number (104139000).

Almost surely, 2^1134409727 is an apocalyptic number.

1134409727 is a deficient number, since it is larger than the sum of its proper divisors (115258273).

1134409727 is a wasteful number, since it uses less digits than its factorization.

1134409727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20734 (or 20723 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 1134409727 is about 33680.9994952644. Note that the first 3 decimals coincide. The cubic root of 1134409727 is about 1042.9335711092.

The spelling of 1134409727 in words is "one billion, one hundred thirty-four million, four hundred nine thousand, seven hundred twenty-seven".