1134727447 has 6 divisors (see below), whose sum is σ = 1319989128. Its totient is φ = 972623484.

The previous prime is 1134727423. The next prime is 1134727469. The reversal of 1134727447 is 7447274311.

It is not a de Polignac number, because 1134727447 - 2¹¹ = 1134725399 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 (1134727547) 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 5 ways as a sum of consecutive naturals, for example, 11578803 + ... + 11578900.

It is an arithmetic number, because the mean of its divisors is an integer number (219998188).

Almost surely, 2^1134727447 is an apocalyptic number.

1134727447 is a deficient number, since it is larger than the sum of its proper divisors (185261681).

1134727447 is an equidigital number, since it uses as much as digits as its factorization.

1134727447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23157717 (or 23157710 counting only the distinct ones).

The product of its digits is 131712, while the sum is 40.

The square root of 1134727447 is about 33685.7157709317. The cubic root of 1134727447 is about 1043.0309286206.

The spelling of 1134727447 in words is "one billion, one hundred thirty-four million, seven hundred twenty-seven thousand, four hundred forty-seven".